Logic / Unit 8 Logic 405 short lesson, about 20 seconds
No True Scotsman
Captions available
The idea
Rescuing a generalization from counterexample by redefining the category to exclude it.
In practice
"No dedicated employee misses deadlines." "Marcus is dedicated and missed one." "Then Marcus isn't truly dedicated."
Where people slip
The generalization becomes unfalsifiable — true by definition, informative about nothing. Video 048's warning about stipulations, weaponized mid-argument.
Your place on the trail
Every lesson rests on earlier ones and opens later ones. Tap any to jump.
Builds on
Unlocks
- Nothing yet depends on this.
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