Poets are masters of us ordinary men, in knowledge of the mind, because they drink at streams which we have not yet made accessible to science.

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

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.

Plaque was placed on 6 May 1977 at Bellevue (a house on the slopes of the Wienerwald) where the Freud family spent their summers.

What is characteristic of illusions is that they are derived from human wishes.

If youth knew; if age could.

To endure life remains, when all is said, the first duty of all living being Illusion can have no value if it makes this more difficult for us.