Thorn Monkey Carving
Updated 2026-08-22
INTRODUCTION
English translation pending.
CORE DEFINITION
From the Han Feizi: a man claimed he could carve a monkey on the tip of a thorn, visible only if the king fasted for three months and the weather stayed dry. The king supported him and never saw the work. The core proposition is that a claim whose verification conditions are effectively unreachable cannot be distinguished from a fraud, so the burden of proof lies with the claimant. The key qualification is that difficulty of verification is not itself proof of fraud; the issue is whether any feasible test could confirm or refute the claim.
SCAFFOLDING EFFECT
Reduce cognitive load
- Verification demand: ask what observation, by whom, and under what conditions would confirm the claim. - Feasibility test: check whether the stated conditions could ever actually occur. - Burden placement: refuse to fund a claim until the claimant proposes a testable check.
Anchor fast decisions
A claim shielded from testing can never accumulate disconfirming evidence, so it survives indefinitely regardless of whether it is true. The cost of the deception is carried by the party who pays while waiting for evidence that will never arrive. Making verification conditions explicit restores the possibility of refutation, which is what separates a testable claim from an unfalsifiable one.
MINIMUM ACTION
In progress 0/1Practice this model in one real situation:
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Source support: Explicit
- zh.wikipedia.orghttps://zh.wikipedia.org/wiki/%E9%9F%A9%E9%9D%9E%E5%AD%90verified
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