A miracle, my friend, is an event which creates faith.

The secret of being miserable is to have leisure to bother about whether you are happy or not. The cure for it is occupation, because occupation means pre-occupation; and the pre-occupied person is neither happy nor unhappy, but simply alive and active. That is why it is necessary to happiness that one should be tired.

He who can, does. He who cannot, teaches.

Besides, do any of us understand what we are doing? If we did, would we ever do it?

I can't talk religion to a man with bodily hunger in his eyes.

I'm only a beer teetotaller, not a champagne teetotaller.

Where there is no knowledge ignorance calls itself science.