Add bilingual introductions for all five parts

2026-10-02 08:04:40 +08:00 · 2026-09-01 15:09:51 +08:00
parent aeab7ff8e2
commit 2bda544a2d
41 changed files with 656 additions and 41 deletions
@@ -8,6 +8,7 @@ All notable project-level changes are documented here. Content pages retain thei

 #### Changed

+- Added five bilingual part introductions that bridge the book's major transitions, define each part's questions and reading path, and state the evidence or decisions readers should carry forward.
 - Reordered the bilingual sidebar and generated summaries to follow the book's five-part arc, separating life review from daily practice and moving the action plan and afterword into their proper closing sections.
 - Moved the English My Story chapter from Part IV into Part II so bilingual source paths and public routes align, removed the content-check exception, and preserved the former URL with a canonical noindex redirect.
 - Rebuilt the bilingual Week 1 lesson as a full “Finish the First Week” practice chapter, connecting baseline evidence, capacity-aware action, delayed retesting, transfer, weekly review, and the transition into daily systems.
@@ -51,11 +51,11 @@ AI 正在让答案变得前所未有地廉价。几秒钟里，我们可以得
 | 部分 | 核心问题 | 入口 |
 | --- | --- | --- |
 | 阅读指南与序章 | 我从哪里进入，又为什么要重新开始？ | [阅读指南](docs/threads/part-0/reader-guide.md) · [先不要急着改变人生](docs/threads/part-0/prologue.md) |
-| 第一部：打开输入 | 怎样建立英语和世界之间的通道？ | [CEFR 自测](docs/threads/part-1/0-cefr.md) · [认知与训练原则](docs/threads/part-1/1-understanding.md) · [词汇、听力、阅读、口语、写作](docs/threads/part-1/2-vocabulary.md) |
-| 第二部：把自己放回生活 | 能力、事业、关系、失败、选择与恢复怎样互相影响？ | [我的故事](docs/threads/part-2/my-story.md) · [叙事与证据篇](docs/threads/part-2/narrative-and-evidence.md) · [回声篇](docs/threads/part-2/x-misc.md) · [恢复篇](docs/threads/part-2/recovery.md) · [选择篇](docs/threads/part-2/decision.md) · [关系篇](docs/threads/part-2/relationships.md) · [创业篇](docs/threads/part-2/entrepreneurship.md) |
-| 第三部：借工具放大能力 | 怎样使用 AI，而不把判断力和注意力一起外包？ | [使用 AI 学习一切](docs/threads/part-3/1-ai-learning.md) · [AI 项目与资源层创业](docs/threads/part-3/2-ai-development-and-resource-layer.md) · [注意力篇](docs/threads/part-3/3-attention-and-judgment.md) · [作品篇](docs/threads/part-3/4-artifacts-and-delivery.md) · [证据篇](docs/threads/part-3/5-evidence-and-transfer.md) |
-| 第四部：实践与恢复 | 学习如何回到身体、兴趣和日常？ | [实践篇](docs/threads/part-4/week-1.md) · [生活系统篇](docs/threads/part-4/daily-system.md) · [节律篇](docs/threads/part-4/rhythm-and-compounding.md) |
-| 第五部：行动与长期改变 | 怎样在九十天里做出可验证的改变？ | [九十天行动篇](docs/threads/part-5/90-day-plan.md) |
+| 第一部：打开输入 | 怎样建立英语和世界之间的通道？ | [本部导语](docs/threads/part-1/open-input.md) · [CEFR 自测](docs/threads/part-1/0-cefr.md) · [词汇、听力、阅读、口语、写作](docs/threads/part-1/2-vocabulary.md) |
+| 第二部：把自己放回生活 | 能力、事业、关系、失败、选择与恢复怎样互相影响？ | [本部导语](docs/threads/part-2/return-to-life.md) · [我的故事](docs/threads/part-2/my-story.md) · [叙事与证据](docs/threads/part-2/narrative-and-evidence.md) · [恢复、选择、关系与创业](docs/threads/part-2/recovery.md) |
+| 第三部：借工具放大能力 | 怎样使用 AI，而不把判断力和注意力一起外包？ | [本部导语](docs/threads/part-3/amplify-ability.md) · [AI 学习](docs/threads/part-3/1-ai-learning.md) · [注意力、作品与证据](docs/threads/part-3/3-attention-and-judgment.md) · [项目实践](docs/threads/part-3/2-ai-development-and-resource-layer.md) |
+| 第四部：实践与恢复 | 学习如何回到身体、兴趣和日常？ | [本部导语](docs/threads/part-4/practice-and-recovery.md) · [第一周实践](docs/threads/part-4/week-1.md) · [生活系统](docs/threads/part-4/daily-system.md) · [节律](docs/threads/part-4/rhythm-and-compounding.md) |
+| 第五部：行动与长期改变 | 怎样在九十天里做出可验证的改变？ | [本部导语](docs/threads/part-5/long-term-action.md) · [九十天行动篇](docs/threads/part-5/90-day-plan.md) |
 | 后记 | 进阶之后，我想成为什么样的人？ | [进阶不是离开原来的自己](docs/threads/part-6/afterword.md) |

 ## 从今天的一件小事开始
@@ -10,6 +10,7 @@

 ## 第一部：打开输入

+- [第一部导语：打开输入](docs/threads/part-1/open-input.md)
 - [CEFR 目标与自测](docs/threads/part-1/0-cefr.md)
 - [1. 认知与训练原则](docs/threads/part-1/1-understanding.md)
 - [2. 词汇系统](docs/threads/part-1/2-vocabulary.md)
@@ -21,6 +22,7 @@

 ## 第二部：把自己放回生活

+- [第二部导语：把自己放回生活](docs/threads/part-2/return-to-life.md)
 - [我的故事](docs/threads/part-2/my-story.md)
 - [叙事与证据篇：不把经历写成命运](docs/threads/part-2/narrative-and-evidence.md)
 - [回声篇：不要把逃避写成浪漫](docs/threads/part-2/x-misc.md)
@@ -31,6 +33,7 @@

 ## 第三部：借工具放大能力

+- [第三部导语：借工具放大能力](docs/threads/part-3/amplify-ability.md)
 - [使用 AI 学习一切](docs/threads/part-3/1-ai-learning.md)
 - [注意力篇：把注意力还给自己](docs/threads/part-3/3-attention-and-judgment.md)
 - [作品篇：把学会变成做出](docs/threads/part-3/4-artifacts-and-delivery.md)
@@ -40,12 +43,14 @@

 ## 第四部：实践与恢复

+- [第四部导语：实践与恢复](docs/threads/part-4/practice-and-recovery.md)
 - [实践篇：先把第一周过完](docs/threads/part-4/week-1.md)
 - [生活系统篇：把改变安放在日子里](docs/threads/part-4/daily-system.md)
 - [节律篇：让小事穿过时间](docs/threads/part-4/rhythm-and-compounding.md)

 ## 第五部：行动与长期改变

+- [第五部导语：行动与长期改变](docs/threads/part-5/long-term-action.md)
 - [行动篇：九十天，把生活交还给自己](docs/threads/part-5/90-day-plan.md)

 ## 后记
@@ -18,6 +18,7 @@ export const zhNavigation = [
  {
    text: "第一部：打开输入",
    items: [
+      page("第一部导语：打开输入", "/threads/part-1/open-input"),
      page("CEFR 目标与自测", "/threads/part-1/0-cefr"),
      page("1. 认知与训练原则", "/threads/part-1/1-understanding"),
      page("2. 词汇系统", "/threads/part-1/2-vocabulary"),
@@ -31,6 +32,7 @@ export const zhNavigation = [
  {
    text: "第二部：把自己放回生活",
    items: [
+      page("第二部导语：把自己放回生活", "/threads/part-2/return-to-life"),
      page("我的故事", "/threads/part-2/my-story"),
      page("叙事与证据篇：不把经历写成命运", "/threads/part-2/narrative-and-evidence"),
      page("回声篇：不要把逃避写成浪漫", "/threads/part-2/x-misc"),
@@ -43,6 +45,7 @@ export const zhNavigation = [
  {
    text: "第三部：借工具放大能力",
    items: [
+      page("第三部导语：借工具放大能力", "/threads/part-3/amplify-ability"),
      page("使用 AI 学习一切", "/threads/part-3/1-ai-learning"),
      page("注意力篇：把注意力还给自己", "/threads/part-3/3-attention-and-judgment"),
      page("作品篇：把学会变成做出", "/threads/part-3/4-artifacts-and-delivery"),
@@ -54,6 +57,7 @@ export const zhNavigation = [
  {
    text: "第四部：实践与恢复",
    items: [
+      page("第四部导语：实践与恢复", "/threads/part-4/practice-and-recovery"),
      page("实践篇：先把第一周过完", "/threads/part-4/week-1"),
      page("生活系统篇：把改变安放在日子里", "/threads/part-4/daily-system"),
      page("节律篇：让小事穿过时间", "/threads/part-4/rhythm-and-compounding"),
@@ -62,6 +66,7 @@ export const zhNavigation = [
  {
    text: "第五部：行动与长期改变",
    items: [
+      page("第五部导语：行动与长期改变", "/threads/part-5/long-term-action"),
      page("行动篇：九十天，把生活交还给自己", "/threads/part-5/90-day-plan"),
    ],
  },
@@ -127,6 +132,7 @@ export const enNavigation = [
  {
    text: "Part I: Open Input",
    items: [
+      page("Part I Introduction: Open Input", "/en/threads/part-1/open-input"),
      page("CEFR Goals and Self-check", "/en/threads/part-1/0-cefr"),
      page("1. Learning Principles", "/en/threads/part-1/1-understanding"),
      page("2. Vocabulary", "/en/threads/part-1/2-vocabulary"),
@@ -140,6 +146,7 @@ export const enNavigation = [
  {
    text: "Part II: Return to Life",
    items: [
+      page("Part II Introduction: Return to Life", "/en/threads/part-2/return-to-life"),
      page("My Story", "/en/threads/part-2/my-story"),
      page("Narrative and Evidence: Do Not Turn Experience into Fate", "/en/threads/part-2/narrative-and-evidence"),
      page("Echoes: Do Not Romanticise Avoidance", "/en/threads/part-2/x-misc"),
@@ -152,6 +159,7 @@ export const enNavigation = [
  {
    text: "Part III: Amplify Ability",
    items: [
+      page("Part III Introduction: Amplify Ability", "/en/threads/part-3/amplify-ability"),
      page("Learning Anything with AI", "/en/threads/part-3/1-ai-learning"),
      page("Attention: Return Your Attention to Yourself", "/en/threads/part-3/3-attention-and-judgment"),
      page("Artifacts: Turn Learning into Something Made", "/en/threads/part-3/4-artifacts-and-delivery"),
@@ -166,6 +174,7 @@ export const enNavigation = [
  {
    text: "Part IV: Practice and Recovery",
    items: [
+      page("Part IV Introduction: Practice and Recovery", "/en/threads/part-4/practice-and-recovery"),
      page("Practice: Finish the First Week", "/en/threads/part-4/week-1"),
      page("Daily System: Put Change into the Day", "/en/threads/part-4/daily-system"),
      page("Rhythm: Let Small Things Travel Through Time", "/en/threads/part-4/rhythm-and-compounding"),
@@ -174,6 +183,7 @@ export const enNavigation = [
  {
    text: "Part V: Long-Term Action",
    items: [
+      page("Part V Introduction: Long-Term Action", "/en/threads/part-5/long-term-action"),
      page("90-Day Action Plan", "/en/threads/part-5/90-day-plan"),
    ],
  },
@@ -51,11 +51,11 @@ AI 正在让答案变得前所未有地廉价。几秒钟里，我们可以得
 | 部分 | 核心问题 | 入口 |
 | --- | --- | --- |
 | 阅读指南与序章 | 我从哪里进入，又为什么要重新开始？ | [阅读指南](threads/part-0/reader-guide.md) · [先不要急着改变人生](threads/part-0/prologue.md) |
-| 第一部：打开输入 | 怎样建立英语和世界之间的通道？ | [CEFR 自测](threads/part-1/0-cefr.md) · [认知与训练原则](threads/part-1/1-understanding.md) · [词汇、听力、阅读、口语、写作](threads/part-1/2-vocabulary.md) |
-| 第二部：把自己放回生活 | 能力、事业、关系、失败、选择与恢复怎样互相影响？ | [我的故事](threads/part-2/my-story.md) · [叙事与证据篇](threads/part-2/narrative-and-evidence.md) · [回声篇](threads/part-2/x-misc.md) · [恢复篇](threads/part-2/recovery.md) · [选择篇](threads/part-2/decision.md) · [关系篇](threads/part-2/relationships.md) · [创业篇](threads/part-2/entrepreneurship.md) |
-| 第三部：借工具放大能力 | 怎样使用 AI，而不把判断力和注意力一起外包？ | [使用 AI 学习一切](threads/part-3/1-ai-learning.md) · [AI 项目与资源层创业](threads/part-3/2-ai-development-and-resource-layer.md) · [注意力篇](threads/part-3/3-attention-and-judgment.md) · [作品篇](threads/part-3/4-artifacts-and-delivery.md) · [证据篇](threads/part-3/5-evidence-and-transfer.md) |
-| 第四部：实践与恢复 | 学习如何回到身体、兴趣和日常？ | [实践篇](threads/part-4/week-1.md) · [生活系统篇](threads/part-4/daily-system.md) · [节律篇](threads/part-4/rhythm-and-compounding.md) |
-| 第五部：行动与长期改变 | 怎样在九十天里做出可验证的改变？ | [九十天行动篇](threads/part-5/90-day-plan.md) |
+| 第一部：打开输入 | 怎样建立英语和世界之间的通道？ | [本部导语](threads/part-1/open-input.md) · [CEFR 自测](threads/part-1/0-cefr.md) · [词汇、听力、阅读、口语、写作](threads/part-1/2-vocabulary.md) |
+| 第二部：把自己放回生活 | 能力、事业、关系、失败、选择与恢复怎样互相影响？ | [本部导语](threads/part-2/return-to-life.md) · [我的故事](threads/part-2/my-story.md) · [叙事与证据](threads/part-2/narrative-and-evidence.md) · [恢复、选择、关系与创业](threads/part-2/recovery.md) |
+| 第三部：借工具放大能力 | 怎样使用 AI，而不把判断力和注意力一起外包？ | [本部导语](threads/part-3/amplify-ability.md) · [AI 学习](threads/part-3/1-ai-learning.md) · [注意力、作品与证据](threads/part-3/3-attention-and-judgment.md) · [项目实践](threads/part-3/2-ai-development-and-resource-layer.md) |
+| 第四部：实践与恢复 | 学习如何回到身体、兴趣和日常？ | [本部导语](threads/part-4/practice-and-recovery.md) · [第一周实践](threads/part-4/week-1.md) · [生活系统](threads/part-4/daily-system.md) · [节律](threads/part-4/rhythm-and-compounding.md) |
+| 第五部：行动与长期改变 | 怎样在九十天里做出可验证的改变？ | [本部导语](threads/part-5/long-term-action.md) · [九十天行动篇](threads/part-5/90-day-plan.md) |
 | 后记 | 进阶之后，我想成为什么样的人？ | [进阶不是离开原来的自己](threads/part-6/afterword.md) |

 ## 从今天的一件小事开始
@@ -10,6 +10,7 @@

 ## 第一部：打开输入

+- [第一部导语：打开输入](threads/part-1/open-input.md)
 - [CEFR 目标与自测](threads/part-1/0-cefr.md)
 - [1. 认知与训练原则](threads/part-1/1-understanding.md)
 - [2. 词汇系统](threads/part-1/2-vocabulary.md)
@@ -21,6 +22,7 @@

 ## 第二部：把自己放回生活

+- [第二部导语：把自己放回生活](threads/part-2/return-to-life.md)
 - [我的故事](threads/part-2/my-story.md)
 - [叙事与证据篇：不把经历写成命运](threads/part-2/narrative-and-evidence.md)
 - [回声篇：不要把逃避写成浪漫](threads/part-2/x-misc.md)
@@ -31,6 +33,7 @@

 ## 第三部：借工具放大能力

+- [第三部导语：借工具放大能力](threads/part-3/amplify-ability.md)
 - [使用 AI 学习一切](threads/part-3/1-ai-learning.md)
 - [注意力篇：把注意力还给自己](threads/part-3/3-attention-and-judgment.md)
 - [作品篇：把学会变成做出](threads/part-3/4-artifacts-and-delivery.md)
@@ -40,12 +43,14 @@

 ## 第四部：实践与恢复

+- [第四部导语：实践与恢复](threads/part-4/practice-and-recovery.md)
 - [实践篇：先把第一周过完](threads/part-4/week-1.md)
 - [生活系统篇：把改变安放在日子里](threads/part-4/daily-system.md)
 - [节律篇：让小事穿过时间](threads/part-4/rhythm-and-compounding.md)

 ## 第五部：行动与长期改变

+- [第五部导语：行动与长期改变](threads/part-5/long-term-action.md)
 - [行动篇：九十天，把生活交还给自己](threads/part-5/90-day-plan.md)

 ## 后记
@@ -51,11 +51,11 @@ When a term is unclear or you do not know which page to open next, use the [Glos
 | Part | Core question | Entry point |
 | --- | --- | --- |
 | Reader's Guide and Prologue | Where do I enter, and why begin again? | [Reader's Guide](threads/part-0/reader-guide.md) · [Do Not Rush to Change Your Life](threads/part-0/prologue.md) |
-| Part I: Open Input | How do I build a bridge between English and the world? | [CEFR Self-check](threads/part-1/0-cefr.md) · [Learning Principles](threads/part-1/1-understanding.md) · [Vocabulary, Listening, Reading, Speaking, Writing](threads/part-1/2-vocabulary.md) |
-| Part II: Return to Life | How do ability, work, relationships, failure, choices, and recovery affect one another? | [My Story](threads/part-2/my-story.md) · [Narrative and Evidence](threads/part-2/narrative-and-evidence.md) · [Echoes](threads/part-2/x-misc.md) · [Recovery](threads/part-2/recovery.md) · [Decision-Making](threads/part-2/decision.md) · [Relationships](threads/part-2/relationships.md) · [Entrepreneurship](threads/part-2/entrepreneurship.md) |
-| Part III: Amplify Ability | How can I use AI without outsourcing judgment or attention? | [Learning Anything with AI](threads/part-3/1-ai-learning.md) · [AI Projects and Resource-layer Business](threads/part-3/2-ai-development-and-resource-layer.md) · [Attention](threads/part-3/3-attention-and-judgment.md) · [Artifacts](threads/part-3/4-artifacts-and-delivery.md) · [Evidence](threads/part-3/5-evidence-and-transfer.md) |
-| Part IV: Practice and Recovery | How does learning return to the body and daily life? | [First Week Practice](threads/part-4/week-1.md) · [Daily System](threads/part-4/daily-system.md) · [Rhythm](threads/part-4/rhythm-and-compounding.md) |
-| Part V: Long-Term Action | How can I make change verifiable in 90 days? | [90-Day Action Plan](threads/part-5/90-day-plan.md) |
+| Part I: Open Input | How do I build a bridge between English and the world? | [Part Introduction](threads/part-1/open-input.md) · [CEFR Self-check](threads/part-1/0-cefr.md) · [Vocabulary, Listening, Reading, Speaking, Writing](threads/part-1/2-vocabulary.md) |
+| Part II: Return to Life | How do ability, work, relationships, failure, choices, and recovery affect one another? | [Part Introduction](threads/part-2/return-to-life.md) · [My Story](threads/part-2/my-story.md) · [Narrative and Evidence](threads/part-2/narrative-and-evidence.md) · [Recovery, Decisions, Relationships, and Entrepreneurship](threads/part-2/recovery.md) |
+| Part III: Amplify Ability | How can I use AI without outsourcing judgment or attention? | [Part Introduction](threads/part-3/amplify-ability.md) · [AI Learning](threads/part-3/1-ai-learning.md) · [Attention, Artifacts, and Evidence](threads/part-3/3-attention-and-judgment.md) · [Project Practice](threads/part-3/2-ai-development-and-resource-layer.md) |
+| Part IV: Practice and Recovery | How does learning return to the body and daily life? | [Part Introduction](threads/part-4/practice-and-recovery.md) · [First Week Practice](threads/part-4/week-1.md) · [Daily System](threads/part-4/daily-system.md) · [Rhythm](threads/part-4/rhythm-and-compounding.md) |
+| Part V: Long-Term Action | How can I make change verifiable in 90 days? | [Part Introduction](threads/part-5/long-term-action.md) · [90-Day Action Plan](threads/part-5/90-day-plan.md) |
 | Afterword | Who do I want to become after leveling up? | [Progress Is Not Leaving Yourself Behind](threads/part-6/afterword.md) |

 ## Begin with One Small Act Today
@@ -10,6 +10,7 @@

 ## Part I: Open Input

+- [Part I Introduction: Open Input](threads/part-1/open-input.md)
 - [CEFR Goals and Self-check](threads/part-1/0-cefr.md)
 - [1. Learning Principles](threads/part-1/1-understanding.md)
 - [2. Vocabulary](threads/part-1/2-vocabulary.md)
@@ -21,6 +22,7 @@

 ## Part II: Return to Life

+- [Part II Introduction: Return to Life](threads/part-2/return-to-life.md)
 - [My Story](threads/part-2/my-story.md)
 - [Narrative and Evidence: Do Not Turn Experience into Fate](threads/part-2/narrative-and-evidence.md)
 - [Echoes: Do Not Romanticise Avoidance](threads/part-2/x-misc.md)
@@ -31,6 +33,7 @@

 ## Part III: Amplify Ability

+- [Part III Introduction: Amplify Ability](threads/part-3/amplify-ability.md)
 - [Learning Anything with AI](threads/part-3/1-ai-learning.md)
 - [Attention: Return Your Attention to Yourself](threads/part-3/3-attention-and-judgment.md)
 - [Artifacts: Turn Learning into Something Made](threads/part-3/4-artifacts-and-delivery.md)
@@ -40,12 +43,14 @@

 ## Part IV: Practice and Recovery

+- [Part IV Introduction: Practice and Recovery](threads/part-4/practice-and-recovery.md)
 - [Practice: Finish the First Week](threads/part-4/week-1.md)
 - [Daily System: Put Change into the Day](threads/part-4/daily-system.md)
 - [Rhythm: Let Small Things Travel Through Time](threads/part-4/rhythm-and-compounding.md)

 ## Part V: Long-Term Action

+- [Part V Introduction: Long-Term Action](threads/part-5/long-term-action.md)
 - [90-Day Action Plan](threads/part-5/90-day-plan.md)

 ## Afterword
@@ -1,7 +1,7 @@
 ---
 title: Author Projects and Real-world Practice
 description: A central disclosure of products, companies, and field work involving the author, including relationship, purpose, date, and non-sponsorship status.
-updated: 2026-08-31
+updated: 2026-09-01
 ---

 # Author Projects and Real-world Practice
@@ -70,3 +70,5 @@ Core chapters assess tools by task, evidence, privacy, and transfer. An affiliat
 2. Ask how the result will be accepted, how cost is calculated, and how work stops on failure.
 3. Treat personal narrative and public profiles as leads, not customer cases or proof of return.
 4. For customer, identity, health, or commercial data, confirm permission, minimum necessary scope, and deletion method first.
+
+Next Part: [Part IV: Practice and Recovery](threads/part-4/practice-and-recovery.md)
@@ -67,4 +67,4 @@ That influence need not be grand. It only needs to be real.

 May you begin here not to become someone else, but to become more fully yourself.

-Next: [Understanding](../part-1/1-understanding.md)
+Next: [Part I: Open Input](../part-1/open-input.md)
@@ -51,7 +51,7 @@ A complete read is not a race through page numbers. It lets the same question ch

 ### Read like a book

-Follow [the Prologue](prologue.md) → [Part I: Open Input](../part-1/0-cefr.md) → [Part II: Return to Life](../part-2/my-story.md) → [Part III: Amplify Ability](../part-3/1-ai-learning.md) → [Evidence](../part-3/5-evidence-and-transfer.md) → [Part IV: Practice and Recovery](../part-4/week-1.md) → [Part V: Long-Term Action](../part-5/90-day-plan.md). This reveals how one question moves from language training into work, relationships, the body, and responsibility, then becomes a rhythm that can be tested and sustained.
+Follow [the Prologue](prologue.md) → [Part I: Open Input](../part-1/open-input.md) → [Part II: Return to Life](../part-2/return-to-life.md) → [Part III: Amplify Ability](../part-3/amplify-ability.md) → [Evidence](../part-3/5-evidence-and-transfer.md) → [Part IV: Practice and Recovery](../part-4/practice-and-recovery.md) → [Part V: Long-Term Action](../part-5/long-term-action.md). This reveals how one question moves from language training into work, relationships, the body, and responsibility, then becomes a rhythm that can be tested and sustained.

 ### Read like a studio

@@ -95,4 +95,4 @@ When the four skills differ, track separate evidence chains. The value of a self

 Use the [Evidence Chain Template](../../templates/evidence-chain.md) to keep the four time points together instead of preserving only a final score.

-Previous: [Home](../../README.md) | Next: [Learning Principles](1-understanding.md)
+Previous: [Part I: Open Input](open-input.md) | Next: [Learning Principles](1-understanding.md)
@@ -185,4 +185,4 @@ Do not upload customer, colleague, student, child, medical, identity, or unpubli

 These pages document product functions, not rankings or outcome guarantees. Last checked: 24 August 2026; verify features, regions, and plans again before use.

-Previous: [6. Writing](6-writing.md) | Next: [Learning Anything with AI](../part-3/1-ai-learning.md) | Template: [AI Learning Log](../../templates/ai-learning-log.md)
+Previous: [6. Writing](6-writing.md) | Next Part: [Return to Life](../part-2/return-to-life.md) | Related: [Learning Anything with AI](../part-3/1-ai-learning.md) | Template: [AI Learning Log](../../templates/ai-learning-log.md)
@@ -0,0 +1,54 @@
+---
+title: "Part I: Open Input"
+description: Begin from observable English ability, build a channel toward knowledge and other people, then move understanding into independent expression and completed work.
+updated: 2026-09-01
+---
+
+# Part I: Open Input
+
+What matters about a door is not how impressive it looks. What matters is where it allows you to go.
+
+English first appeared to me as a wall. On one side were tests, vocabulary lists, and repeated doubt. On the other were technical documents, courses, research, products, and people I had not yet met. I thought the wall would fall if I collected enough words. It took much longer to understand that a language is not stored knowledge. It is an ability built through use in real situations.
+
+This part begins with English without using English to rank a person. It asks a practical question: when information no longer arrives already arranged in your familiar language, can you hear the main point, follow an argument, ask a question, explain a judgment, and complete work with another person?
+
+Opening input does not mean letting more information flood your life. It means choosing what deserves to enter, learning how to understand and answer it, and keeping something of your own after the material closes.
+
+## Questions for This Part
+
+- What can I currently complete in listening, speaking, reading, and writing, rather than what is my average “level”?
+- How does a word, sound, or text move from something I have seen to something I can use under a new condition?
+- How does input pass through recall, expression, and feedback until it becomes independent ability?
+- Where can AI support practice, and where must it leave so that I complete the work myself?
+
+Do not let the weakest skill deny everything you can do, and do not let the strongest skill hide a real gap. A baseline is not a verdict. It is a map that gives the next action a direction.
+
+## Reading Path
+
+| Path | Chapters | What to leave behind |
+| --- | --- | --- |
+| Locate the starting point | [CEFR Goals and Self-check](0-cefr.md) | One unpolished baseline for each of listening, speaking, reading, and writing |
+| Build the method | [Learning Principles](1-understanding.md) · [Vocabulary](2-vocabulary.md) | One real context, reusable chunks, and a retest date |
+| Open understanding | [Listening](3-listening.md) · [Reading](4-reading.md) | A reconstruction of the main idea, difficulty categories, and source record |
+| Enter expression | [Speaking](5-speaking.md) · [Writing](6-writing.md) | First version, feedback, revision, and expression under a new condition |
+| Use the tool | [Learning English with AI](7-ai.md) | AI boundaries, an independent retest, and feedback from a real audience |
+
+Do not advance every chapter at once. Choose one task that will occur in life: a meeting, email, document, explanation, or conversation. Open the abilities required by that task and let the other chapters remain quiet for now.
+
+## What to Carry Forward
+
+At the end of this part, leave at least three things:
+
+1. A baseline sample you can repeat thirty days later;
+2. One English output a real audience can understand, answer, or use;
+3. An [Evidence Chain](../../templates/evidence-chain.md) with time, conditions, and the next variable.
+
+If you have only saved links, playback time, and the feeling of having studied, this part is not complete. Close the material, change the task slightly, and try again alone. Ability is what remains when the prompt leaves.
+
+## Enter the Work
+
+Do not begin by deciding whether you are “good at English”. Begin with a sheet of paper and preserve what you can do today.
+
+The door does not wait for perfect preparation. Often you push first, and only then does light enter through the opening.
+
+Previous: [Prologue: Do Not Rush to Change Your Life](../part-0/prologue.md) | Next: [CEFR Goals and Self-check](0-cefr.md)
@@ -164,4 +164,4 @@ This is not the display of youthful success or the accusation of later disappoin
 - [AI Project Scorecard](../../templates/ai-project-scorecard.md)
 - [GitHub profile](https://github.com/byoungd)

-Next: [Practice: Finish the First Week](../part-4/week-1.md) | [90-Day Action Plan](../part-5/90-day-plan.md)
+Next Part: [Amplify Ability](../part-3/amplify-ability.md) | Related: [Practice: Finish the First Week](../part-4/week-1.md)
@@ -242,4 +242,4 @@ Going forward, I hope to keep exploring practical ways for AI to empower agricul

 Seeking benefits for ordinary people and doing practical work should not be only a slogan. After going through the lowest points of my life, I increasingly believe that turning the ability to stand up again into something useful for others is one of the most grounded reasons to keep moving forward.

-Next: [Narrative and Evidence: Do Not Turn Experience into Fate](narrative-and-evidence.md) | [Echoes: Do Not Romanticise Avoidance](x-misc.md) | [Recovery: Catch Yourself Before You Push Forward](recovery.md)
+Previous: [Part II: Return to Life](return-to-life.md) | Next: [Narrative and Evidence: Do Not Turn Experience into Fate](narrative-and-evidence.md) | [Echoes: Do Not Romanticise Avoidance](x-misc.md)
@@ -0,0 +1,55 @@
+---
+title: "Part II: Return to Life"
+description: Place ability, work, relationships, the body, failure, and choice inside one life again, then find a way forward between fact, narrative, and responsibility.
+updated: 2026-09-01
+---
+
+# Part II: Return to Life
+
+Learning more does not automatically make life easier.
+
+You will still make bad decisions, overestimate a venture, mistake silence for agreement in a relationship, and demand proof from yourself while the body is asking to be heard. Ability widens the range of action, but it also widens the effects of a choice. Without boundaries and responsibility, moving faster may only delay the moment when a cost becomes visible.
+
+After opening the world, we must return ourselves to life. This does not mean turning experience into fate or decorating failure as a turning point. It means asking again: what happened, what did I know at the time, who carried the effect, which responsibility is mine, and which parts still cannot be confirmed?
+
+This part has no curve that rises without interruption. It is more like returning to a room you once left in a hurry, switching on the light, and seeing the unsettled accounts on the table, the people who waited near the door, and the self who kept wanting to escape somewhere farther away.
+
+## Questions for This Part
+
+- How can I tell a personal story without pouring later knowledge back into the past?
+- How can I own what I did wrong without defending violence, crossed boundaries, or another person's choices?
+- Under uncertainty, how can a decision keep a boundary, a review date, and a way back?
+- When work, relationships, or the body lose order, what should stop first, where is help needed, and what can still continue at a smaller scale?
+
+These questions do not have one answer. People have different bodies, money, responsibilities, and safety conditions. This part offers a way to read the past, not a demand that every reader reach the same conclusion.
+
+## Reading Path
+
+| Path | Chapters | What to notice |
+| --- | --- | --- |
+| Enter the scene | [My Story](my-story.md) | Facts, costs, absent voices, and unknowns inside one experience |
+| Read the story again | [Narrative and Evidence](narrative-and-evidence.md) · [Echoes](x-misc.md) | The version then, the explanation now, and an action that can be tested next |
+| Catch yourself first | [Recovery](recovery.md) | Safety, basic care, support, and minimum order |
+| Choose again | [Decision-Making](decision.md) · [Relationships](relationships.md) | Reversibility, boundaries, impact, and conditions for repair |
+| Face the venture | [Entrepreneurship](entrepreneurship.md) | Users, cash flow, technical debt, team responsibility, and stopping gates |
+
+Allow yourself to pause while reading personal material. If it returns you to persistent sleeplessness, panic, hopelessness, or thoughts of harm, leave the page and contact someone you trust and qualified local support. No review is worth injuring yourself again.
+
+## What to Carry Forward
+
+At the end of this part, do not leave only “I have let go” or “I should try harder”. Leave one page you can revisit later:
+
+1. Three confirmable facts and the parts still unknown;
+2. One responsibility that calls for ownership, apology, stopping, or repair;
+3. One boundary protecting the body, a relationship, or money;
+4. One minimum action that does not depend on a dramatic reversal.
+
+You can keep it in the [Life Practice Toolkit](../../templates/life-practice-toolkit.md). Store the record privately and remove unnecessary third-party identity, health, financial, and relationship details.
+
+## Enter the Work
+
+We cannot return to the past and choose again for the person we were. We can choose how we understand that person today.
+
+Do not rush to extract a lesson. Let the story land at its original weight and listen for its ambition, silence, pain, and the wish that has not entirely disappeared.
+
+Previous: [Learning English with AI: From Practice to Real Delivery](../part-1/7-ai.md) | Next: [My Story: Failure, Recovery, and Starting Again](my-story.md)
@@ -248,4 +248,4 @@ Put the three comparisons and cycle result into the [90-Day Cycle Map](../../tem
 - **Project status**: China Token Cloud, `token.love`, public articles, and physical-industry plans carry affiliations or unverified scope; none is an independent review or proof of revenue.
 - **Last checked**: 24 August 2026. Recheck official product pages, external links, and project status before updating or using this guidance.

-Previous: [Learning English with AI](../part-1/7-ai.md) | Next: [Attention: Return Your Attention to Yourself](3-attention-and-judgment.md) | Continue: [Evidence: How Change Becomes Visible](5-evidence-and-transfer.md) | Template: [AI Task Brief](../../templates/ai-task-brief.md)
+Previous: [Part III: Amplify Ability](amplify-ability.md) | Next: [Attention: Return Your Attention to Yourself](3-attention-and-judgment.md) | Related: [Learning English with AI](../part-1/7-ai.md) | Template: [AI Task Brief](../../templates/ai-task-brief.md)
@@ -0,0 +1,56 @@
+---
+title: "Part III: Amplify Ability"
+description: Place AI, attention, artifacts, evidence, and project delivery inside one structure of responsibility so tools amplify ability rather than unchecked judgment.
+updated: 2026-09-01
+---
+
+# Part III: Amplify Ability
+
+A tool never amplifies efficiency alone. It amplifies the clarity or confusion of the goal, the reliability or carelessness of judgment, the order a team already possesses, and the problems it has kept avoiding.
+
+AI has made answers cheap and drafts, code, and plans unusually fast to produce. The speed is exciting. It also creates a persuasive illusion: enough output must mean understanding; a running page must mean a viable product; a confident model sentence must mean the fact has been checked.
+
+This part is not about becoming a more fluent operator of prompts. It takes on the harder work: retaining ownership of the question, protecting attention, moving an answer into an artifact, making the artifact face evidence, and taking responsibility for permission, cost, failure, and other people's interests when the tool enters a real project.
+
+The best place for a tool is not the driver's seat. It is after you have named the purpose, boundaries, and acceptance standard, helping you travel farther without taking the direction away.
+
+## Questions for This Part
+
+- What must I write independently before opening AI?
+- Which inputs deserve attention, and which entrances should close?
+- How does an answer become work that can be signed, delivered, accepted, and rolled back?
+- How can baseline, immediate performance, delayed retention, and transfer form a trustworthy evidence chain?
+- When a tool enters customer, team, and commercial systems, who carries permission, cost, safety, and the final result?
+
+The stronger the tool, the clearer the stopping condition must be. Acceleration that cannot be explained, tested, or rolled back may only deliver an error to more people sooner.
+
+## Reading Path
+
+| Path | Chapters | What to leave behind |
+| --- | --- | --- |
+| Define collaboration | [Learning Anything with AI](1-ai-learning.md) | Problem, baseline, sources, privacy, and human judgment boundaries |
+| Protect judgment | [Attention](3-attention-and-judgment.md) | One closed entrance and one window for independent thought |
+| Make an artifact | [Artifacts](4-artifacts-and-delivery.md) | Audience, completion standard, versions, acceptance owner, and rollback |
+| Verify change | [Evidence](5-evidence-and-transfer.md) | Baseline, immediate performance, delayed retention, and transfer |
+| Enter the project | [AI Development and Resource-layer Business](2-ai-development-and-resource-layer.md) · [Author Projects and Practice](../../projects.md) | Tests, cost ledger, permissions, incident plan, and affiliation disclosure |
+
+Do not put one tool into every task because it leads a ranking. Choose the problem first, the evidence second, and the tool last. Product names will change. This order should survive them.
+
+## What to Carry Forward
+
+At the end of this part, complete one real delivery instead of saving another impressive conversation:
+
+1. An [AI Task Brief](../../templates/ai-task-brief.md) with the problem, sources, and data boundaries;
+2. An artifact a real audience can accept;
+3. An independent retest after AI is closed;
+4. One explicit decision to keep, adjust, stop, or roll back.
+
+If an important decision can be found only in chat history, the project does not yet belong to you. Write it back into code, documentation, ledgers, and records another person can take over.
+
+## Enter the Work
+
+Do not begin with “Which model is best?” Close the conversation window and write the problem you actually need to solve today, followed by what would count as complete.
+
+Only then can speed arrive without carrying direction away with it.
+
+Previous: [Entrepreneurship: From Ambition to Purpose](../part-2/entrepreneurship.md) | Next: [Learning Anything with AI: From a Real Problem to Verifiable Delivery](1-ai-learning.md)
@@ -0,0 +1,54 @@
+---
+title: "Part IV: Practice and Recovery"
+description: Bring learning and change into real schedules, using first-week practice, capacity design, and returnable rhythm so action can survive busyness, interruption, and low seasons.
+updated: 2026-09-01
+---
+
+# Part IV: Practice and Recovery
+
+A plan is almost always tidier on paper than it is in life.
+
+Paper has no unexpected call, sleepless night, person who needs care, or afternoon when strength suddenly disappears. It knows only goals, dates, and a line that appears to keep moving forward. Real change must enter these untidy days before we know whether it can stand.
+
+This part adds no larger ambition. It places the abilities, stories, tools, and evidence from earlier parts inside one week, one day, and one interruption. We will observe which conditions make action easier to begin, which costs are being hidden, how weight changes when capacity falls, and how to know where to return after stopping.
+
+A reliable system is not one that never breaks. It is one that keeps a way back after the break without requiring you to humiliate yourself first.
+
+## Questions for This Part
+
+- How can a first week leave a baseline, feedback, delayed retest, and transfer instead of only a streak?
+- How can full, compressed, and recovery days carry different weights?
+- How do time, energy, relationships, and the body enter one budget?
+- What genuinely compounds, and which repetitions only accumulate exhaustion?
+- After interruption, how can one small action restore rhythm without compensatory depletion?
+
+Recovery here does not mean returning to productivity as quickly as possible. Safety, food, sleep, asking for help, and basic care may be the most important work of the day.
+
+## Reading Path
+
+| Path | Chapters | What to leave behind |
+| --- | --- | --- |
+| Finish one week | [Practice: Finish the First Week](week-1.md) | Baseline, seven-day evidence chain, and weekend decision |
+| Place it inside a day | [Daily System](daily-system.md) | Three capacity modes, an environment entry point, and relationship boundaries |
+| Give it to time | [Rhythm](rhythm-and-compounding.md) | Repeatable action, return protocol, and review date |
+
+Do not rebuild sleep, learning, exercise, work, and every relationship in the same week. Choose one main question. A system that requires five simultaneous reforms before it works is not ready for real life.
+
+## What to Carry Forward
+
+At the end of this part, leave:
+
+1. One [Rhythm Ledger](../../templates/rhythm-ledger.md) recording capacity, minimum action, and resistance;
+2. A record of returning after a real interruption;
+3. One design to continue and one demand explicitly removed;
+4. A protected window, a boundary you can state, and a person you can contact when needed.
+
+Rising numbers are not the only outcome. Noticing exhaustion earlier, repaying fewer interruptions with lost sleep, asking for help sooner, and knowing what should not continue are also evidence that a system is becoming reliable.
+
+## Enter the Work
+
+Do not design an ideal year yet. Reduce the future to seven days and let one question meet a real schedule, different capacities, and one weekend review.
+
+One week cannot define you. It can still tell you whether the next week should become lighter or clearer.
+
+Previous: [Author Projects and Practice](../../projects.md) | Next: [Practice: Finish the First Week](week-1.md)
@@ -176,6 +176,6 @@ We often want one large decision to prove that we have become a different person

 Small things are not powerless because they are small. Their strength comes from being repeated, revised, carried into new situations, and sometimes allowed to pause. Time is not only a river that makes us older. When we place choices, work, boundaries, and care into it, time also keeps some of the effort that would otherwise disappear.

-The next step does not need to be larger. It needs to be clearer. Return to the [Daily System](daily-system.md) and adjust your three capacity versions, then enter the [90-Day Action Plan](../part-5/90-day-plan.md) and let one rhythm meet a real problem and real time.
+The next step does not need to be larger. It needs to be clearer. Return to the [Daily System](daily-system.md) and adjust your three capacity versions, then enter [Part V: Long-Term Action](../part-5/long-term-action.md) and let one rhythm meet a real problem and real time.

-Previous: [Daily System: Put Change into the Day](daily-system.md) | Next: [90-Day Action Plan](../part-5/90-day-plan.md)
+Previous: [Daily System: Put Change into the Day](daily-system.md) | Next Part: [Long-Term Action](../part-5/long-term-action.md)
@@ -177,4 +177,4 @@ Finish the first week. Let facts filter direction, let an artifact leave a trace

 You do not need seven days to prove who you are. You need only leave day eight a road you are willing to enter again.

-Previous: [Entrepreneurship: From Ambition to Purpose](../part-2/entrepreneurship.md) | Next: [Daily System: Put Change into the Day](daily-system.md) | [Rhythm: Let Small Things Travel Through Time](rhythm-and-compounding.md)
+Previous: [Part IV: Practice and Recovery](practice-and-recovery.md) | Next: [Daily System: Put Change into the Day](daily-system.md) | Related: [Entrepreneurship: From Ambition to Purpose](../part-2/entrepreneurship.md)
@@ -161,4 +161,4 @@ I no longer trust the phrase “change your life completely”. It sounds powerf

 May the 90 days give you more than a skill. May they return a little texture to your contact with life. May you know where you are going, while accepting that the road may be quiet for a while.

-Previous: [Rhythm: Let Small Things Travel Through Time](../part-4/rhythm-and-compounding.md) | Next: [Afterword: Progress Is Not Leaving Yourself Behind](../part-6/afterword.md)
+Previous: [Part V: Long-Term Action](long-term-action.md) | Next: [Afterword: Progress Is Not Leaving Yourself Behind](../part-6/afterword.md)
@@ -0,0 +1,53 @@
+---
+title: "Part V: Long-Term Action"
+description: Give one real problem ninety days, using phase gates, evidence, rhythm, and stopping conditions so long-term change can face life and time.
+updated: 2026-09-01
+---
+
+# Part V: Long-Term Action
+
+By this point, the reader has several things with which to begin: a baseline, a new reading of an old story, an artifact that can be delivered, and a rhythm that can return after interruption.
+
+The most dangerous next step is to place all of them inside an oversized wish. Once direction appears, we easily demand ninety perfect days. At the first loss of pace in week three, we may decide that the whole plan has failed.
+
+Long-term change is not enthusiasm stretched across a calendar. It is the same real question meeting different phases, capacities, feedback, forgetting, and new situations while remaining visible enough to revise.
+
+This part contains one core chapter. The smaller table of contents does not mean action is simple. It means the cycle must leave the page and enter your calendar, artifacts, relationships, and life.
+
+## Questions for This Part
+
+- What must I complete in a real situation after ninety days, rather than merely “become better”?
+- What evidence is required before entering the next phase?
+- Which one main question belongs to each week, and which work will not be repaid?
+- How does the plan change weight when health, money, relationships, or responsibility change?
+- Which result means continue, and which means shrink, pause, or stop?
+
+A plan without a stopping condition can easily rename sunk cost as persistence. A real commitment states not only what it will do, but which costs it will no longer use as payment.
+
+## Reading Path
+
+| Phase | Time | Core work |
+| --- | --- | --- |
+| Calibrate | Days 1–14 | Preserve a baseline, locate the bottleneck, and confirm one stable entry point |
+| Stack | Days 15–56 | Produce comparable outputs, obtain feedback, and change one variable |
+| Ship | Days 57–90 | Change audience, topic, or environment, then complete real delivery and transfer |
+
+The chapter places these phases into the [90-Day Cycle Map](../../templates/90-day-cycle.md). The map owns direction and gates, the [Evidence Chain](../../templates/evidence-chain.md) explains results, and the [Rhythm Ledger](../../templates/rhythm-ledger.md) maintains weekly capacity. Do not ask one record to own every job.
+
+## What to Carry Forward
+
+After ninety days, leave three things that can continue serving life:
+
+1. One artifact seen, used, or reviewed by a real audience;
+2. One map of errors that still recur;
+3. One rhythm that can return without ideal conditions.
+
+If the direction no longer deserves continuation, stopping can also be a valid delivery. Record the evidence, cost, and completed closure so past investment does not decide the future.
+
+## Enter the Work
+
+Choose one thing worthy of ninety days and also worthy of being released when evidence does not support it.
+
+Do not fill all twelve weeks first. Write the facts of day one, the question for week one, and the evidence required before day fourteen opens the next phase.
+
+Previous: [Rhythm: Let Small Things Travel Through Time](../part-4/rhythm-and-compounding.md) | Next: [90-Day Action Plan: Return Your Life to Yourself](90-day-plan.md)
@@ -1,7 +1,7 @@
 ---
 title: 作者项目与现实实践
 description: 集中披露作者参与的产品、公司与现实实践，说明关联、用途、更新时间和非赞助关系。
-updated: 2026-08-31
+updated: 2026-09-01
 ---

 # 作者项目与现实实践
@@ -70,3 +70,5 @@ updated: 2026-08-31
 2. 再问结果如何验收、成本如何计算、失败如何停止；
 3. 把个人叙事和公开报道当作线索，不当作客户案例或收益证明；
 4. 涉及客户、身份、医疗或商业信息时，先确认授权、最少必要范围和删除方式。
+
+下一部：[第四部：实践与恢复](threads/part-4/practice-and-recovery.md)
@@ -67,4 +67,4 @@ updated: 2026-09-01

 愿你从这里开始，不是为了成为另一个人，而是为了更完整地成为自己。

-下一篇：[认知篇](../part-1/1-understanding.md)
+下一篇：[第一部：打开输入](../part-1/open-input.md)
@@ -51,7 +51,7 @@ updated: 2026-09-01

 ### 像读一本书一样读

-沿着[序章](prologue.md) → [第一部：打开输入](../part-1/0-cefr.md) → [第二部：把自己放回生活](../part-2/my-story.md) → [第三部：借工具放大能力](../part-3/1-ai-learning.md) → [证据篇](../part-3/5-evidence-and-transfer.md) → [第四部：实践与恢复](../part-4/week-1.md) → [第五部：行动与长期改变](../part-5/90-day-plan.md)阅读。这样读，你会看到同一个问题怎样从语言训练走到工作、关系、身体和责任，再经过验证成为可以持续的节奏。
+沿着[序章](prologue.md) → [第一部：打开输入](../part-1/open-input.md) → [第二部：把自己放回生活](../part-2/return-to-life.md) → [第三部：借工具放大能力](../part-3/amplify-ability.md) → [证据篇](../part-3/5-evidence-and-transfer.md) → [第四部：实践与恢复](../part-4/practice-and-recovery.md) → [第五部：行动与长期改变](../part-5/long-term-action.md)阅读。这样读，你会看到同一个问题怎样从语言训练走到工作、关系、身体和责任，再经过验证成为可以持续的节奏。

 ### 像使用一间工作室一样读

@@ -95,4 +95,4 @@ CEFR（欧洲语言共同参考框架）描述的是**在具体情境中能完

 需要把四个时间点放在同一页时，使用[证据链模板](../../templates/evidence-chain.md)，不要只保留最终分数。

-上一篇：[首页](../../README.md) ｜ 下一篇：[认知篇](1-understanding.md)
+上一篇：[第一部：打开输入](open-input.md) ｜ 下一篇：[认知篇](1-understanding.md)
@@ -192,4 +192,4 @@ AI 可以生成填空、改错和替换练习，但释义、搭配和例句要

 这些页面只用于核对产品功能，不构成工具排名或效果保证。上次核验日期：2026-08-24；使用前请重新核验功能、地区和套餐。

-上一篇：[6. 写作训练](6-writing.md) ｜ 下一篇：[使用 AI 学习一切](../part-3/1-ai-learning.md) ｜ 模板：[AI 学习记录](../../templates/ai-learning-log.md)
+上一篇：[6. 写作训练](6-writing.md) ｜ 下一部：[把自己放回生活](../part-2/return-to-life.md) ｜ 延伸：[使用 AI 学习一切](../part-3/1-ai-learning.md) ｜ 模板：[AI 学习记录](../../templates/ai-learning-log.md)
@@ -0,0 +1,54 @@
+---
+title: 第一部：打开输入
+description: 从英语能力的真实起点出发，建立通向知识、他人与世界的输入通道，并把理解推进到可以独立表达和完成任务。
+updated: 2026-09-01
+---
+
+# 第一部：打开输入
+
+一扇门真正重要的地方，不是它看起来多么漂亮，而是它把你带到了哪里。
+
+对我来说，英语最初像一堵墙。墙的这一边是考试、单词和一次次对自己的怀疑；墙的另一边是技术文档、课程、研究、产品和那些尚未认识的人。我曾以为，只要记住更多词，墙就会自动倒下。后来才明白，语言不是等待囤积的知识，而是需要在真实场景中反复使用的能力。
+
+这一部从英语开始，却不把英语当成人的等级。它只问：当信息不再经过熟悉语言替你整理，你能否听见主要意思，读懂论证，提出问题，说明判断，并与另一个人一起把事情做完？
+
+打开输入，不是让更多信息涌进生活。它是学习选择什么值得进入，怎样理解，怎样回应，以及怎样在合上材料之后仍然保留一点属于自己的东西。
+
+## 本部要回答的问题
+
+- 我现在在听、说、读、写上分别能完成什么，而不是“总体大概几级”？
+- 一个词、一段声音或一篇文章，怎样从见过变成能在新场景中使用？
+- 输入如何经过回忆、表达和反馈，成为不依赖原材料的能力？
+- AI 可以在哪一步帮助练习，又必须在哪一步退出，让我独立完成？
+
+不要用最弱的一项否定全部能力，也不要用最强的一项掩盖真实缺口。起点不是判决，而是一张让下一步拥有方向的地图。
+
+## 阅读路径
+
+| 路径 | 章节 | 要留下的东西 |
+| --- | --- | --- |
+| 确认起点 | [CEFR 目标与英语能力自测](0-cefr.md) | 听、说、读、写各一份未经修饰的基线 |
+| 建立方法 | [认知与训练原则](1-understanding.md) · [词汇系统](2-vocabulary.md) | 一个真实场景、一组可复用词块和复测日期 |
+| 打开理解 | [听力训练](3-listening.md) · [阅读训练](4-reading.md) | 主旨重构、困难分类和来源记录 |
+| 进入表达 | [口语训练](5-speaking.md) · [写作训练](6-writing.md) | 首版、反馈、修订版和新条件下的表达 |
+| 使用工具 | [用 AI 学英语](7-ai.md) | AI 介入边界、独立复测和真实受众反馈 |
+
+不用同时推进所有章节。先选择一个会在现实里发生的任务：一次会议、一封邮件、一篇文档、一段说明或一场对话。围绕它打开需要的能力，其余章节先保持安静。
+
+## 读完留下什么
+
+这一部结束时，请至少留下三件东西：
+
+1. 一份能够在三十天后重做的起点样本；
+2. 一项真实受众能够理解、回应或使用的英语输出；
+3. 一条写明时间、条件和下一变量的[证据链](../../templates/evidence-chain.md)。
+
+如果只留下了收藏、播放时长和“学了很多”的感觉，还没有完成这一部。把材料关掉，换一个相近任务，再独立做一次。能力是在提示离开之后仍然存在的部分。
+
+## 进入正文
+
+我们先不问自己是否“擅长英语”。先拿出一张纸，保存今天能够完成的版本。
+
+门不会在准备充分之后才打开。很多时候，是你先伸手推了一下，光才从缝隙里进来。
+
+上一篇：[序章：先不要急着改变人生](../part-0/prologue.md) ｜ 下一篇：[CEFR 目标与英语能力自测](0-cefr.md)
@@ -246,4 +246,4 @@ updated: 2026-09-01
 - [GitHub 主页：byoungd / Leap 离谱](https://github.com/byoungd)
 - [China Ciyuan Cloud Computing Limited 公开登记页面](https://www.ltddir.com/companies/china-ciyuan-cloud-computing-limited/)

-下一篇：[实践篇：先把第一周过完](../part-4/week-1.md) ｜ [行动篇：九十天，把生活交还给自己](../part-5/90-day-plan.md)
+下一部：[借工具放大能力](../part-3/amplify-ability.md) ｜ 延伸：[实践篇：先把第一周过完](../part-4/week-1.md)
@@ -214,4 +214,4 @@ updated: 2026-09-01

 为老百姓谋福利，做实事，这不是一句口号。经历过低谷之后，我越来越相信，能把自己重新站起来的能力，变成对别人有用的东西，才是继续往前走最踏实的意义。

-下一篇：[叙事与证据篇：不把经历写成命运](narrative-and-evidence.md) ｜ [回声篇：不要把逃避写成浪漫](x-misc.md) ｜ [恢复篇：先把自己接住](recovery.md)
+上一篇：[第二部：把自己放回生活](return-to-life.md) ｜ 下一篇：[叙事与证据篇：不把经历写成命运](narrative-and-evidence.md) ｜ [回声篇：不要把逃避写成浪漫](x-misc.md)
@@ -0,0 +1,55 @@
+---
+title: 第二部：把自己放回生活
+description: 把能力、事业、关系、身体、失败与选择重新放进同一段人生，在事实、叙事和责任之间寻找能够继续的路。
+updated: 2026-09-01
+---
+
+# 第二部：把自己放回生活
+
+学会更多东西，并不会自动让生活变得容易。
+
+你仍然会做错决定，会高估一项事业，会在关系里把沉默误认成同意，也会在身体发出信号时继续要求自己证明什么。能力可以扩大一个人的行动范围，也会扩大选择造成的影响。如果没有边界和责任，跑得更快只会让某些代价更晚被看见。
+
+所以，打开世界之后，我们要把自己放回生活。不是把经历写成命运，也不是把失败包装成转折，而是重新辨认：发生了什么，我当时知道什么，谁承受了影响，哪些责任属于我，哪些部分仍然不能确定。
+
+这一部没有一条只向上的曲线。它更像回到一间曾经匆忙离开的房子，打开灯，看清桌上没有处理完的账、门边等过你的人，以及那个一直想逃去更远地方的自己。
+
+## 本部要回答的问题
+
+- 怎样讲述个人经历，而不把后来知道的结果倒灌回过去？
+- 怎样承担自己的错误，同时不替越界、暴力或他人的选择辩护？
+- 在不确定中，怎样给决定留下边界、复查日期和可以回来的路？
+- 当事业、关系或身体失去秩序，什么应该先停止，什么需要求助，什么仍可以很小地继续？
+
+这些问题没有统一答案。不同的人拥有不同的身体、金钱、责任和安全条件。本部提供的是阅读过去的方法，不是要求所有人获得同一种结论。
+
+## 阅读路径
+
+| 路径 | 章节 | 要看见的东西 |
+| --- | --- | --- |
+| 进入现场 | [我的故事](my-story.md) | 一段经历中的事实、代价、缺席者和未知 |
+| 重读故事 | [叙事与证据](narrative-and-evidence.md) · [回声篇](x-misc.md) | 当时的版本、回望的解释和下一次可检验的动作 |
+| 先接住自己 | [恢复篇](recovery.md) | 安全、基本照料、支持网络和最小秩序 |
+| 重新选择 | [选择篇](decision.md) · [关系篇](relationships.md) | 可逆性、边界、影响与修复条件 |
+| 面对事业 | [创业篇](entrepreneurship.md) | 用户、现金流、技术债、团队责任和停止门槛 |
+
+阅读个人故事时，请允许自己暂停。若内容引发持续失眠、惊恐、绝望或危险念头，先离开页面，联系可信任的人和当地合格专业支持。复盘不值得以再次伤害自己为代价。
+
+## 读完留下什么
+
+这一部结束时，请不要只留下一句“我释怀了”或“我应该更努力”。请留下一页可以在未来复查的记录：
+
+1. 三项可确认的事实，以及仍然未知的部分；
+2. 一项需要承担、道歉、停止或修复的责任；
+3. 一个保护身体、关系或金钱的边界；
+4. 一次不依赖宏大转折的最小行动。
+
+可以使用[生活进阶工作表](../../templates/life-practice-toolkit.md)保存它。记录应放在私有位置，并删除不必要的第三方身份、健康、财务和关系细节。
+
+## 进入正文
+
+我们无法回到过去替当时的自己重新选择，却可以决定今天用什么方式理解他。
+
+先不要急着寻找教训。让故事按它原来的重量落下来，听见其中的野心、沉默、疼痛和仍未消失的愿望。
+
+上一篇：[用 AI 学英语：从练习到真实交付](../part-1/7-ai.md) ｜ 下一篇：[我的故事：失败、恢复与重新出发](my-story.md)
@@ -248,4 +248,4 @@ learning-state.md
 - **项目现状**：中国词元云、`token.love`、公开文章和实体产业计划均有利益关系或待验证范围，不能当作独立测评或收入证明。
 - **上次核验日期**：2026-08-24。更新前和实际使用前，重新检查官方产品页面、外部链接和项目现状。

-上一篇：[用 AI 学英语](../part-1/7-ai.md) ｜ 下一篇：[注意力篇：把注意力还给自己](3-attention-and-judgment.md) ｜ 继续：[证据篇：变化要如何被看见](5-evidence-and-transfer.md) ｜ 模板：[AI 任务简报](../../templates/ai-task-brief.md)
+上一篇：[第三部：借工具放大能力](amplify-ability.md) ｜ 下一篇：[注意力篇：把注意力还给自己](3-attention-and-judgment.md) ｜ 延伸：[用 AI 学英语](../part-1/7-ai.md) ｜ 模板：[AI 任务简报](../../templates/ai-task-brief.md)
@@ -0,0 +1,56 @@
+---
+title: 第三部：借工具放大能力
+description: 把 AI、注意力、作品、证据与项目交付放进同一套责任结构，让工具扩大人的能力，而不是扩大未经检查的判断。
+updated: 2026-09-01
+---
+
+# 第三部：借工具放大能力
+
+工具从来不只放大效率。它也放大目标的清晰或混乱，放大判断的可靠或轻率，放大一个团队已经拥有的秩序，也放大它一直回避的问题。
+
+AI 让答案变得廉价，让草稿、代码和方案出现得前所未有地快。速度令人兴奋，却也容易制造一种错觉：只要产出足够多，我们就已经理解；只要页面能够运行，产品就已经成立；只要模型给出自信的句子，事实就已经被核验。
+
+这一部不讨论如何把人变成更熟练的提示词操作员。它讨论的是更难的事情：怎样保留问题的所有权，怎样保护注意力，怎样把回答推进成作品，怎样让作品接受证据，以及怎样在真实项目里为权限、成本、故障和他人的利益负责。
+
+工具最好的位置，不是坐在驾驶座上替你决定方向，而是在你已经说清目的、边界和验收标准之后，帮助你走得更远。
+
+## 本部要回答的问题
+
+- 在打开 AI 之前，我需要先独立写下什么？
+- 哪些输入值得进入注意力，哪些入口应该关闭？
+- 一个回答怎样变成可署名、可交付、可回滚的作品？
+- 即时完成、延迟保持和新场景迁移之间，怎样建立可信的证据链？
+- 当工具进入客户、团队和商业系统，谁承担权限、成本、安全和最终结果？
+
+越强的工具，越需要清楚的停止条件。不能解释、测试或回滚的加速，可能只是让错误更快抵达更多人。
+
+## 阅读路径
+
+| 路径 | 章节 | 要留下的东西 |
+| --- | --- | --- |
+| 定义协作 | [使用 AI 学习一切](1-ai-learning.md) | 问题、基线、来源、隐私和人工判断边界 |
+| 保护判断 | [注意力篇](3-attention-and-judgment.md) | 一个关闭的入口和一段独立思考窗口 |
+| 做出作品 | [作品篇](4-artifacts-and-delivery.md) | 受众、完成标准、版本、验收人与回滚方式 |
+| 验证变化 | [证据篇](5-evidence-and-transfer.md) | 基线、即时表现、延迟保持和迁移 |
+| 进入项目 | [AI 开发与资源层创业](2-ai-development-and-resource-layer.md) · [作者项目与现实实践](../../projects.md) | 测试、成本账本、权限记录、故障预案和关联披露 |
+
+不要因为某个工具在榜单上领先，就把它放进所有任务。先选择问题，再选择证据，最后才选择工具。产品名称会变化，这个顺序应该能够留下。
+
+## 读完留下什么
+
+这一部结束时，请完成一次真实交付，而不是再保存一段精彩对话：
+
+1. 一份写清问题、来源和数据边界的[AI 任务简报](../../templates/ai-task-brief.md)；
+2. 一个可以被真实受众验收的作品；
+3. 一次关闭 AI 之后的独立复测；
+4. 一项明确的保留、调整、停止或回滚决定。
+
+如果关键结论只能在聊天记录里找到，项目还没有真正属于你。把决定写回代码、文档、账本和能够由别人接手的记录。
+
+## 进入正文
+
+我们不从“哪个模型最好”开始。先把对话窗口关上，写下今天真正要解决的问题，以及什么结果才算完成。
+
+只有这样，工具带来的速度才不会把方向一起带走。
+
+上一篇：[创业篇：从野心到使命](../part-2/entrepreneurship.md) ｜ 下一篇：[使用 AI 学习一切：从真实问题到可验证交付](1-ai-learning.md)
@@ -0,0 +1,54 @@
+---
+title: 第四部：实践与恢复
+description: 让学习和改变进入真实日程，通过第一周实践、容量设计与可回归节律，使行动能够承受忙碌、中断和低谷。
+updated: 2026-09-01
+---
+
+# 第四部：实践与恢复
+
+计划写在纸上时，几乎总是比生活整齐。
+
+纸上没有临时电话，没有睡不好的夜晚，没有需要照顾的人，也没有某个下午突然消失的力气。它只知道目标、日期和一条看起来会一直向前的线。可真正的改变，必须进入这些不整齐的日子，才知道自己是否站得住。
+
+这一部不再增加新的宏大目标。它把前面学到的能力、故事、工具和证据放进一周、一日和一次中断里。我们会观察：什么条件让行动容易开始，什么代价正在被隐藏，容量下降时怎样减轻重量，停下来之后怎样知道从哪里回来。
+
+可靠的系统不是永远不断。它是在断裂发生之后，不需要先羞辱自己，就仍然留着一条回来的路。
+
+## 本部要回答的问题
+
+- 第一周怎样留下基线、反馈、延迟复测和一次迁移，而不是只留下连续打卡？
+- 怎样为完整日、压缩日和恢复日准备不同重量的动作？
+- 时间、精力、关系和身体如何一起进入预算？
+- 哪些事情会真正复利，哪些重复只是在积累疲惫？
+- 中断之后，怎样用一个足够小的动作恢复节律，而不是补偿性透支？
+
+这里的“恢复”不是要求你尽快恢复生产力。安全、饮食、睡眠、求助和基本照料本身就可以是当天最重要的工作。
+
+## 阅读路径
+
+| 路径 | 章节 | 要留下的东西 |
+| --- | --- | --- |
+| 先过一周 | [实践篇：先把第一周过完](week-1.md) | 起点、七天证据链和周末决定 |
+| 安放一天 | [生活系统篇](daily-system.md) | 三个容量版本、环境入口和关系边界 |
+| 交给时间 | [节律篇](rhythm-and-compounding.md) | 可重复动作、回归协议和复查日期 |
+
+不要在第一周同时重建睡眠、学习、运动、工作和所有关系。只选择一个主问题。一个系统如果必须由五场同时进行的改革才能成立，就还没有准备好进入真实生活。
+
+## 读完留下什么
+
+这一部结束时，请留下：
+
+1. 一页[节律账本](../../templates/rhythm-ledger.md)，记录容量、最小动作和阻力；
+2. 一次真实中断后的回归记录；
+3. 一个决定继续的设计，以及一个明确删除的要求；
+4. 一段可以保护的时间、一项可以说出口的边界和一个需要时能够联系的人。
+
+数字上升不是唯一结果。如果你更早看见疲惫，更少用熬夜偿还中断，更愿意求助，也更知道什么不值得继续，这些同样是系统变得可靠的证据。
+
+## 进入正文
+
+先不要设计理想的一年。把未来缩小到七天，让一个问题经过真实日程、不同容量和一次周末复查。
+
+一周并不足以定义你，却足以告诉你下一周应该轻一点，还是清楚一点。
+
+上一篇：[作者项目与现实实践](../../projects.md) ｜ 下一篇：[实践篇：先把第一周过完](week-1.md)
@@ -176,6 +176,6 @@ updated: 2026-09-01

 小事不会因为小就没有力量。它们真正的力量，来自被重复、被修正、被带到新的场景，也来自在某些日子里被允许暂停。时间不是只负责把人变老的河流；如果我们把选择、作品、边界和照料放进去，它也会替我们保存一部分曾经很容易消失的努力。

-下一步不必更大，只要更清楚。回到[生活系统篇](daily-system.md)调整你的三个容量版本，再进入[九十天行动篇](../part-5/90-day-plan.md)，把一个节律交给真实问题和真实时间检验。
+下一步不必更大，只要更清楚。回到[生活系统篇](daily-system.md)调整你的三个容量版本，再进入[第五部：行动与长期改变](../part-5/long-term-action.md)，把一个节律交给真实问题和真实时间检验。

-上一篇：[生活系统篇：把改变安放在日子里](daily-system.md) ｜ 下一篇：[行动篇：九十天，把生活交还给自己](../part-5/90-day-plan.md)
+上一篇：[生活系统篇：把改变安放在日子里](daily-system.md) ｜ 下一部：[行动与长期改变](../part-5/long-term-action.md)
@@ -177,4 +177,4 @@ updated: 2026-09-01

 你不需要在七天里证明自己是谁。你只需要为第八天，留下一条愿意再次走进去的路。

-上一篇：[创业篇：从野心到使命](../part-2/entrepreneurship.md) ｜ 下一篇：[生活系统篇：把改变安放在日子里](daily-system.md) ｜ [节律篇：让小事穿过时间](rhythm-and-compounding.md)
+上一篇：[第四部：实践与恢复](practice-and-recovery.md) ｜ 下一篇：[生活系统篇：把改变安放在日子里](daily-system.md) ｜ 延伸：[创业篇：从野心到使命](../part-2/entrepreneurship.md)
@@ -161,4 +161,4 @@ AI 可以在这里做教练、陪练、审稿人和测试员，但不要让它

 愿你用九十天换来的，不只是某项技能，而是对生活重新拥有一点触感。愿你知道自己在往哪里走，也允许道路暂时没有掌声。

-上一篇：[节律篇：让小事穿过时间](../part-4/rhythm-and-compounding.md) ｜ 下一篇：[后记：进阶不是离开原来的自己](../part-6/afterword.md)
+上一篇：[第五部：行动与长期改变](long-term-action.md) ｜ 下一篇：[后记：进阶不是离开原来的自己](../part-6/afterword.md)
@@ -0,0 +1,53 @@
+---
+title: 第五部：行动与长期改变
+description: 把一个真实问题交给九十天，用阶段门槛、证据链、节律与停止条件，让长期改变接受生活和时间的检验。
+updated: 2026-09-01
+---
+
+# 第五部：行动与长期改变
+
+走到这里，读者已经拥有很多可以开始的东西：一份基线、一个故事的新解释、一项可以交付的作品、一条在中断后能够回来的节律。
+
+接下来最危险的动作，是把它们重新塞进一个过于宏大的愿望。我们很容易因为终于看见方向，就要求未来九十天每天完美；也容易在第三周第一次失速时，认定整个计划已经失败。
+
+长期改变不是把热情延长。它是让同一个真实问题经过不同阶段、不同容量、反馈、遗忘和新场景之后，仍然能够被重新看见和调整。
+
+这一部只有一个核心章节。篇幅变少，不是因为行动简单，而是因为真正的周期需要离开书页，进入你的日历、作品、关系和生活。
+
+## 本部要回答的问题
+
+- 九十天后，我要在什么真实场景完成什么，而不是笼统地“变得更好”？
+- 进入下一阶段之前，必须看到什么证据？
+- 每周只追踪哪个主问题，什么内容明确不补做？
+- 身体、金钱、关系和责任出现变化时，怎样调整计划的重量？
+- 什么结果意味着继续，什么意味着缩小、暂停或停止？
+
+一个没有停止条件的计划，很容易把沉没成本写成坚持。真正的承诺不仅说明要做什么，也说明不再用什么代价支付。
+
+## 阅读路径
+
+| 阶段 | 时间 | 核心任务 |
+| --- | --- | --- |
+| 校准 | 第 1–14 天 | 保存基线，找到瓶颈，确认一个稳定入口 |
+| 堆叠 | 第 15–56 天 | 形成可比较输出，获得反馈，改变一个变量 |
+| 交付 | 第 57–90 天 | 更换听众、主题或环境，完成真实交付和迁移 |
+
+正文会把这三个阶段放进[九十日行动总表](../../templates/90-day-cycle.md)。总表管理方向和门槛，[证据链](../../templates/evidence-chain.md)解释结果，[节律账本](../../templates/rhythm-ledger.md)维护每周容量。不要让一张表承担所有工作。
+
+## 读完留下什么
+
+九十天之后，请留下三样能够继续服务生活的东西：
+
+1. 一个真实受众已经看见、使用或评价过的作品；
+2. 一份仍然反复出现的错误地图；
+3. 一条不依赖理想状态也能回来的节律。
+
+如果方向已经不值得继续，停止也可以是合格的交付。写清楚依据、代价和已经完成的收尾，不让过去的投入替未来做决定。
+
+## 进入正文
+
+现在，请选择一件值得交给九十天、也值得在证据不足时放下的事。
+
+不要先填满十二周。先写第一天的事实，第一周的问题，以及第十四天进入下一阶段之前必须看见的证据。
+
+上一篇：[节律篇：让小事穿过时间](../part-4/rhythm-and-compounding.md) ｜ 下一篇：[行动篇：九十天，把生活交还给自己](90-day-plan.md)
@@ -53,6 +53,23 @@ test("navigation follows the five-part book arc", () => {
  ]);
 });

+test("every part opens with a bilingual introduction", () => {
+  expect(zhNavigation.slice(1, 6).map(({ items }) => items[0].source)).toEqual([
+    "threads/part-1/open-input.md",
+    "threads/part-2/return-to-life.md",
+    "threads/part-3/amplify-ability.md",
+    "threads/part-4/practice-and-recovery.md",
+    "threads/part-5/long-term-action.md",
+  ]);
+  expect(enNavigation.slice(1, 6).map(({ items }) => items[0].source)).toEqual([
+    "en/threads/part-1/open-input.md",
+    "en/threads/part-2/return-to-life.md",
+    "en/threads/part-3/amplify-ability.md",
+    "en/threads/part-4/practice-and-recovery.md",
+    "en/threads/part-5/long-term-action.md",
+  ]);
+});
+
 test("reference collections follow the book and stay collapsed by default", () => {
  expect(zhNavigation.slice(7).map(({ text }) => text)).toEqual(["工具箱", "旧文归档", "词表"]);
  expect(enNavigation.slice(7).map(({ text }) => text)).toEqual(["Toolkit", "Archive", "Word Lists"]);
@@ -65,13 +82,13 @@ test("reference collections follow the book and stay collapsed by default", () =
 test("life-review chapters move from story through echoes into recovery", () => {
  const zhPractice = zhNavigation.find(({ text }) => text === "第二部：把自己放回生活");
  const enPractice = enNavigation.find(({ text }) => text === "Part II: Return to Life");
-  expect(zhPractice?.items.slice(0, 4).map(({ source }) => source)).toEqual([
+  expect(zhPractice?.items.slice(1, 5).map(({ source }) => source)).toEqual([
    "threads/part-2/my-story.md",
    "threads/part-2/narrative-and-evidence.md",
    "threads/part-2/x-misc.md",
    "threads/part-2/recovery.md",
  ]);
-  expect(enPractice?.items.slice(0, 4).map(({ source }) => source)).toEqual([
+  expect(enPractice?.items.slice(1, 5).map(({ source }) => source)).toEqual([
    "en/threads/part-2/my-story.md",
    "en/threads/part-2/narrative-and-evidence.md",
    "en/threads/part-2/x-misc.md",
@@ -399,6 +416,30 @@ test("first-week practice turns a baseline into a reviewable next step", async (
  await expect(enMain.getByRole("link", { name: "Daily System", exact: true })).toBeVisible();
 });

+test("part introductions state a reading contract and hand off to the first chapter", async ({ page }) => {
+  await page.goto("./threads/part-1/open-input");
+  const zhMain = page.locator("main");
+  await expect(zhMain.getByRole("heading", { level: 1, name: "第一部：打开输入" })).toBeVisible();
+  await expect(zhMain.getByRole("heading", { level: 2, name: "本部要回答的问题" })).toBeVisible();
+  await expect(
+    zhMain.getByRole("link", { name: "序章：先不要急着改变人生", exact: true }),
+  ).toBeVisible();
+  await expect(
+    zhMain.getByRole("link", { name: "CEFR 目标与英语能力自测", exact: true }).last(),
+  ).toBeVisible();
+
+  await page.goto("./en/threads/part-5/long-term-action");
+  const enMain = page.locator("main");
+  await expect(enMain.getByRole("heading", { level: 1, name: "Part V: Long-Term Action" })).toBeVisible();
+  await expect(enMain.getByRole("heading", { level: 2, name: "Questions for This Part" })).toBeVisible();
+  await expect(
+    enMain.getByRole("link", { name: "Rhythm: Let Small Things Travel Through Time", exact: true }),
+  ).toBeVisible();
+  await expect(
+    enMain.getByRole("link", { name: "90-Day Action Plan: Return Your Life to Yourself", exact: true }),
+  ).toBeVisible();
+});
+
 test("afterword closes the book with a return path", async ({ page }) => {
  await page.goto("./threads/part-6/afterword");
  const zhMain = page.locator("main");