To decide to become a philosopher seemed as foolish to me as to decide to become a poet. – Karl Jaspers
It is even more damaging for a minister to say foolish things than to do them. – Jean Francois Paul de Gondi
A wise son brings joy to his father, but a foolish son brings grief to his mother. – The Bible Proverbs 10:1
A foolish consistency is the hobgoblin of little minds, adored by little statesmen and philosophers and divines. – Ralph Waldo Emerson