The most ancient and important taboo prohibitions are the two basic laws of totemism: not to kill the totem animal and to avoid sexual intercourse with members of the totem clan of the opposite sex.

Sometimes a cigar is just a cigar.

By abolishing private property one deprives the human love of aggression.

Demons do not exist any more than gods do, being only the products of the psychic activity of man.

Neither in my private life nor in my writings, have I ever made a secret of being an out-and-out unbeliever.

Immorality, no less than morality, has at all times found support in religion.

I have found little 'good' about human beings. In my experience, most of them are trash.