Words have a magical power. They can either bring the greatest happiness or the deepest despair.

An intimate friend and a hated enemy have always been indispensable requirements for my emotional life; I have always been able to create them anew, and not infrequently my childish ideal has been so closely approached that friend and enemy coincided in the same person.

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

What good to us is a long life if it is difficult and barren of joys, and if it is so full of misery that we can only welcome death as a deliverer?

A layman will no doubt find it hard to understand how pathological disorders of the body and mind can be eliminated by 'mere' words. He will feel that he is being asked to believe in magic. And he will not be so very wrong, for the words which we use in our everyday speech are nothing other than watered-down magic. But we shall have to follow a roundabout path in order to explain how science sets about restoring to words a part at least of their former magical power.

The different religions have never overlooked the part played by the sense of guilt in civilization. What is more, they come forward with a claim...to save mankind from this sense of guilt, which they call sin.

But the less a man knows about the past and the present the more insecure must prove to be his judgment of the future.