A foolishness is inflicted with a hatred of itself.
Every one has time if he likes. Business runs after nobody: people cling to it of their own free will and think that to be busy is a proof of happiness.
That which achieves its effect by accident is not art.
Authority founded on injustice is never of long duration.
A favor is to a grateful man delightful always; to an ungrateful man only once.
What you do for an ungrateful man is thrown away.