Cognitive Scaffold

Preparing your thinking workspace

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MENTAL MODEL · M7005

Three Occasions Method

Three Occasions Method
Learn & MetacognitionmediumLearning Science
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Updated 2026-08-16

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INTRODUCTION

English translation pending.

CORE DEFINITION

A study method described by the Song dynasty writer Ouyang Xiu, who said his best ideas came on horseback, in bed, and in the privy. Its core proposition is that large uninterrupted blocks of time are scarce while scattered intervals are abundant and usually wasted, and that a prepared mind can do real thinking in them. The qualifier is that the intervals must be preloaded with a question, and they cannot substitute for deep focused sessions.

SCAFFOLDING EFFECT

psychology

Reduce cognitive load

- Slot mapping: mark the fixed fragments of your day such as commutes, queues, and walks. - Question preload: park a specific open question in mind before entering each fragment. - Capture habit: record ideas the moment the interval ends, before the context disappears.

anchor

Anchor fast decisions

Attention that is not preloaded defaults to whatever is salient in the environment, which in a queue or a commute means almost nothing. Holding a question in mind gives the interval a target, so the same minutes that would be lost to idle drift become retrieval and recombination time, and the accumulated effect compounds across the day.

MINIMUM ACTION

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Practice this model in one real situation:

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Source support: Explicit

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