The Jews generally give value. They make you pay; but they deliver the goods. In my experience the men who want something for nothing are invariably Christians.

Self-denial is not a virtue; it is only the effect of prudence on rascality.

I can't turn your soul on. Leave me those feelings; and you can take away the voice and the face. They are not you.

I like to quote myself frequently and often, it makes me sound much more intelligent than I actually am.

The great secret...is not having bad manners or good manners...but having the same manner for all human souls.

When you read a biography remember that the truth is never fit for publication.

Build a system that even a fool can use, and only a fool will want to use it.