Can grave and formal pass for wise, When Men the solemn Owl despise?

If what most men admire, they would despise, 'Twould look as if mankind were growing wise

Wise men don't need advice. Fools won't take it.

Wise men talk because they have something to say; fools talk because they have to say something.

The cunning man steals a horse, the wise man lets him alone.

The heart of a fool is in his mouth, but the mouth of the wise man is in his heart