Three Breaks of the Arm
Updated 2026-08-16
INTRODUCTION
English translation pending.
CORE DEFINITION
A classical Chinese saying holding that repeated fractures of one's own arm, through repeated treatment, produce a good physician. Its core proposition is that direct experience of failure installs causal knowledge unavailable to someone who has only read about the problem, because the sufferer learns which interventions actually work. The qualifier is that experience converts to expertise only when it is reviewed; surviving a failure without extracting its lesson produces scar tissue rather than judgment.
SCAFFOLDING EFFECT
Reduce cognitive load
- Failure audit: extract the specific lesson from each failure rather than filing it under bad luck. - Experience weighting: prefer candidates whose track record includes survived setbacks over those with none. - Lesson capture: write each hard lesson into a procedure so later people break fewer arms.
Anchor fast decisions
Textbook knowledge describes the general case, while failures reveal the specific conditions under which the general case breaks down. Because those conditions are discovered only by encountering them, a person who has lived through the failure holds information that cannot be transferred by reading, and the review step is what converts the raw experience into usable rules.
MINIMUM ACTION
In progress 0/1Practice this model in one real situation:
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Source support: Explicit
- dict.revised.moe.edu.twhttps://dict.revised.moe.edu.tw/dictView.jsp?ID=144718verified
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