Taboo restrictions are distinct from religious or moral prohibitions. They are not based upon any divine ordinance, but may be said to impose themselves on their own account. They differ from moral prohibitions in that they fall into no system that declares quite generally that certain abstinences must be observed and gives reasons for that necessity.

A civilization which leaves so large a number of its participants unsatisfied and drives them into revolt neither has nor deserves the prospect of a lasting existence.

The Devil would be the best way out as an excuse for God; in that way he would be playing the same part as an agent of economic discharge as the Jew does in the world of the Aryan ideal. But even so, one can hold God responsible for the existence of the Devil just as well as for the existence of the wickedness which the Devil embodies.

We know less about the sexual life of little girls than of boys. But we need not feel ashamed of this distinction; after all, the sexual life of adult women is a 'dark continent' for psychology.

When inspiration does not come to me, I go halfway to meet it.

The dream acts as a safety-valve for the over-burdened brain.

This is one race of people for whom psychoanalysis is of no use whatsoever.