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  5. To doubt ones own first principles is the mark of a...

To doubt one's own first principles is the mark of a civilized man. Don't defend past actions; what is right today may be wrong tomorrow. Don't be consistent; consistency is the refuge of fools.

Hyman Rickover
Men, Past, Consistency
Address to US Naval Postgraduate School, March 16, 1954.
To doubt one's own first principles is the mark of a civilized man. Don't defend past actions; what is right today may be wrong tomorrow. Don't be consistent; consistency is the refuge of fools.