Something Must Be Done

The "Politician's Syllogism" is a logical fallacy of the form:

1. We must do something
2. 'This' is something
3. Therefore we must do 'this'

Aptly demonstrated in this episode of Yes Minister:

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Sir Arnold: It’s the old logical fallacy: All cats have four legs. My dog has four legs…..

Sir Humphrey: ...Therefore my dog is a cat.

Sir Arnold: He’s suffering from politician’s logic.

Sir Humphrey: Something must be done, this is something, therefore we must do it.

Sir Arnold: But doing the wrong thing is worse than doing nothing.

Sir Humphrey: Doing anything is worse than doing nothing