A man who never missed an occasion to let slip an opportunity.

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

I want to be thoroughly used up when I die, for the harder I work, the more I live. I rejoice in life for its own sake. Life is no “brief candle” to me. It is a sort of splendid torch which I have got hold of for the moment, and I want to make it burn as brightly as possible before handing it on to future generations.

The surest way to ruin a man who doesn't know how to handle money is to give him some.

Do you know what a pessimist is? A man who thinks everybody as nasty as himself, and hates them for it.

The man with toothache thinks everyone happy whose teeth are sound.