Thomas Sowell Quotes
We never really know and the very fact that there are such words in the language as disappointment, regret, etc., is testimony to the pervasiveness and persistence of this feature of the human condition.
Citations
Sowell, Thomas. Knowledge and Decisions. Basic Books, 1980, p. 64.
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Thomas Sowell is an American economist, social theorist, and senior fellow at Stanford University's Hoover Institution.