One must have all the virtues to sleep well. Shall I bear false witness? Shall I commit adultery? Shall I covet my neighbor's maid? All that would go ill with good sleep.

In affability there is no hatred of men, but for that very reason there is all too much contempt for men.

The small force that it takes to launch a boat into the stream should not be confused with the force of the stream that carries it along: but this confusion appears in nearly all biographies.

Some men have sighed over the abduction of their wives, but many more have sighed because no one wanted to abduct theirs.

There are no moral phenomena at all, but only a moral interpretation of phenomena.

When I contemplated purpose I also contemplated chance and foolishness.

I teach the No to all that makes weak--that exhausts. I teach the Yes to all that strengthens, that stores up strength, that pride.