LESSWRONG

In his recent excellent blog post, Yvain discusses a few "universal" (commonplace) human experiences that many people never notice they don'

Have you ever taken a personality quiz/test that helped you have valuable insights?  If so, what were the tests and how were they useful?

What should a not-very-smart person do?  Suppose you know a not-very-smart person (around or below average intelligence).  S/he read about r