Few people can be happy unless they hate some other person, nation, or creed.

The good life, as I conceive it, is a happy life. I do not mean that if you are good you will be happy -- I mean that if you are happy you will be good.

'Three passions, simple but overwhelmingly strong, have governed my life: the longing for love, the search for knowledge, and unbearable pity for the suffering of mankind.

The thing that I should wish to obtain from money would be leisure with security.

Much that passes as idealism is disguised hatred or disguised love of power.

The point of philosophy is to start with something so simple as not to seem worth stating, and to end with something so paradoxical that no one will believe it.