Religion is a system of wishful illusions together with a disavowal of reality, such as we find nowhere else but in a state of blissful hallucinatory confusion. Religion's eleventh commandment is "Thou shalt not question."

It sounds not only disagreeable but also paradoxical, yet it must nevertheless be said that anyone who is to be really free and happy in love must have surmounted his respect for women and have come to terms with the idea of incest with his mother or sister.

It is impossible to overlook the extent to which civilization is built upon a renunciation of instinct.

Tobacco is the only excuse for Columbus's misadventure in discovering America.

A string of reproaches against other people leads one to suspect the existence of a string of self-reproaches with the same content.

The unconscious of one human being can react upon that of another without passing through the conscious.

If it's not one thing, it's your mother.