Knowledge must come through action.

You should not consider a man's age but his acts.

Many are the wonders of the world, and none so wonderful as man.

How terrible it is to have wisdom when it does not benefit those who have it.

Isn't it the sweetest mockery to mock our enemies?

Now I see that going out into the testing ground of men it is the tongue and not the deed that wins the day.

A fool cannot be an actor, though an actor may act a fool's part.