Related:

• It is a profitable thing, if one is wise, to seem foolish. -- Aeschylu
• To err may become inhuman.
• I would far rather be ignorant than wise in the foreboding of evil.
  -- Aeschylus (525-456 BC) -- Suppliants, 453...
• No man is so foolish but he may sometimes give another good counsel, and no man so wise that he may not easily err if he takes no other counsel than his own.
  He that is taught only by himself has a fool for a teacher. -- Ben Johnso...
• For to err in opinion, though it be not the part of wise men, is at least human.
  -- Plutarch (46-120 AD) -- Against Colote...
• Every man is wise when attacked by a mad dog; fewer when pursued by a mad woma
  only the wisest survive when attacked by a mad notion. -- Robertson Davie...
• Examinations are formidable even to the best prepared, for the greatest fool may ask more than the wisest man can answer.
  -- Charles Caleb Colto...
• In such a strait the wisest may well be perplexed and the boldest staggered.
  -- Edmund Burke (1729-1797) -- Thoughts on the Cause of the Present Discontent, Vol. i, p. 516...