Peter McWilliams Quotes
Mistakes, obviously, show us what needs improving. Without mistakes, how would we know what we had to work on?
Citations
McWilliams, Peter, and John-Roger. Life 101: Everything We Wish We Had Learned about Life in School--But Didn't. Prelude Press, 1990, p. 131.
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Peter Alexander McWilliams was an American self-help author who advocated for the legalization of marijuana.