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Person1 brief · in the index since September 25, 2026

Dale Carnegie

American self-help author and lecturer.

Every brief in the library that is about Dale Carnegie or leans on them for its answer, newest first. Each was written because somebody asked, and each cites its sources.

Briefs

Science

We use far more than 10% of our brains

Brain scans show activity across virtually every region over a normal day, and damage almost anywhere causes measurable loss.

False2 min read4 sources

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