Whatever you say, say it with conviction

I don't like to commit myself about heaven and hell - you see, I have friends in both places.

Next to possessing genius one's self is the power of appreciating it in others.

If the desire to kill and the opportunity to kill came always together, who would escape hanging?

Never have a battle of wits with an unarmed person.

Human pride is not worthwhile; there is always something lying in wait to take the wind out of it.

Man is the only animal that blushes - or needs to.