Neither life nor happiness can be achieved by the pursuit of irrational whims.

She had learned, in the slums of her childhood, that honest people were never touchy about the matter of being trusted.

Man's unique reward, however, is that while animals survive by adjusting themselves to their background, man survives by adjusting his background to himself.

I think it's funny. There was a time when men were afraid that somebody would reveal some secret of theirs that was unknown to their fellows. Nowadays, they're afraid that somebody will name what everybody knows. Have you practical people ever thought that that's all it would take to blast your whole, big, complex structure, with all your laws and guns - just somebody naming the exact nature of what you're doing?

In a fully free society, taxation-or, to be exact, payment for governmental services-would be voluntary.

You don't build for the way people live, but for the way they should live. I don't write about people as they are, but as they could be and should be.

Science was born as a result and consequence of philosophy; it cannot survive without a philosophical base. If philosophy perishes, science will be next to go.