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

Not all men are worthy of love.

I no longer believe that William Shakespeare the actor from Stratford was the author of the works that have been ascribed to him.

I no longer count as one of my merits that I always tell the truth as much as possible; it has become my metier.

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.

That which we can't remember, we will repeat.

Life, as we find it, is too hard for us; it brings us too many pains, disappointments and impossible tasks. In order to bear it we cannot dispense with palliative measures... There are perhaps three such measures: powerful deflections, which cause us to make light of our misery; substitutive satisfactions, which diminish it; and intoxicating substances, which make us insensible to it.