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Geoffrey Chen

Where life, thought, and technology meet

  • Philosophy Notes
    • Philosophical Concepts
    • Western Philosophers
      • Kant
      • Hegel
      • Understanding Philosophy: Figures, Problems, and Ideas
    • Western Philosophy 50 Questions
    • Applied Philosophy
      • How Civilizations Remain Themselves: Series Overview and Reading Map
      • The Future Has No Representative
      • Who Maintains the World?
    • Everyday Philosophy
    • Sustenesis Theory
      • Sustenesis Daily Briefing
      • Sustenesis Research Brief
      • My Philosophy
      • AI Philosophy Observations
  • Mind & Psychology
    • How Everyday Psychology Takes Shape: Season One Overview
    • How Do We Read Other People? — How Everyday Psychology Takes Shape, Season Two
    • Everyday Psychology
  • Reading Notes
    • Daoist Notes
    • Bible Notes
    • Jung’s The Red Book Reading Notes
    • 100 Works of World Literature
    • Modern European History: From Revolution to World War
    • Other Reading Notes
    • Daily Fun with Maths, Physics and Chemistry
    • One Classical Chinese Sentence a Day
    • One Concept a Day
  • Reflections
    • Knowledge Life
    • How a Person Builds a World
    • Toy Memoir
  • AI
    • AI Technology Observations
    • How Digital Life Actually Works
    • Judgment in the Age of AI: 50 Everyday Questions
    • After AI Enters the Workflow
    • Choosing the Right AI Tool
    • Daily AI Observation
    • When Numbers Start Making Decisions — Season One Overview: Life on Either Side of the Threshold
    • AI and the Way People Work
  • Australian Life
    • How Australian Systems Work
    • Why Do Australians Say It This Way?
    • One English Sentence a Day
    • Australian Towns
  • Projects
  • Piano
    • Piano Sheet Music
    • A Listening Map of 50 Piano Works
    • 88 Pianists
    • Building a Piano Piece: From First Reading to Reliable Performance
    • Hearing Mathematics
    • Notes on Adult Piano Learning
    • Western Music
  • A Map of Ideas
  • Ask Geoff
  • Contact Me
  • About

Author: Geoffrey Chen

An IT expert passionate about reading, writing, photography, and piano.

“Complete Trust in the Book Is Worse Than Having No Book”

Critical Reading, Mencius, 孟子, 批判性阅读

Why Does Releasing a Piano Key Matter as Much as Pressing It?

钢琴触键, Motor Control, Piano Articulation, 动作控制

Stanthorpe: Why Did the Town Outlive the Tin Rush?

矿业小镇, Mining Towns, Queensland, 昆士兰

How Did a Cigarette Card Become an Alleyway Game?

街巷游戏, Shanghai Childhood, Street Games, 上海童年

How Do the Diabelli Variations Travel So Far from a Simple Waltz?

Beethoven, 贝多芬, Variation Form, 变奏曲

Why Does a 7% Discount Rate Make Future Losses Smaller Today?

Discount Rates, 贴现率, Intergenerational Equity, Things That Cannot Be Priced Directly, When Numbers Start Making Decisions, 当数字开始做决定, 无法直接定价的东西, 代际公平

AI Technology Observations | 11 September 2026, 20:00

AI Agents, AI Infrastructure, AI Research, AI Technology, AI 基础设施, AI研究, AI技术, AI智能体, artificial intelligence, 人工智能

AI Philosophy Observations | Delegating Research Does Not Delegate Epistemic Responsibility

AI and Humanity, artificial intelligence, 维成论, Philosophy of AI, Sustenesis Theory, 人工智能, 人工智能哲学, 人工智能与人

Sustenesis Daily Briefing — 11 September 2026: China, Australia and the United States

Australia, China, 美国, Daily Observation, Sustenesis, United States, 中国, 澳洲

Why Do We Think Others Can See How Nervous We Are?

社会认知, 透明错觉, Illusion of Transparency, Social Cognition

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