The point of living and being an optimist is to be foolish enough to believe the best is yet to come. 
Peter Ustinov

You will do foolish things, but do them with enthusiasm. 
Colette

Our real discoveries come from chaos, from going to the place that looks wrong and stupid and foolish. 
Chuck Palahniuk

You grow up the day you have your first real laugh at yourself. 
Ethel Barrymore

The best servants of the people, like the best valets, must whisper unpleasant truths in the master’s ear. It is the court fool, not the foolish courtier, whom the king can least afford to lose. 
Walter Lippmann

The greatest fools are ofttimes more clever than the men who laugh at them. 
George R.R. Martin

If I make a fool of myself, who cares? I’m not frightened by anyone’s perception of me. 
Angelina Jolie

Humanity is a parade of fools, and I am at the front of it, twirling a baton. 
Dean Koontz

Our wisdom comes from our experience and our experience comes from our foolishness. 
Sacha Guitry

Until you’re ready to look foolish, you’ll never have the possibility of being great. 
Cher

If you want to improve, be content to be thought foolish and stupid with regard to external things. Don’t wish to be thought to know anything. 
Epictetus

Stay hungry. Stay foolish. 
Steve Jobs