The decisive question for man is: Is he related to something infinite or not? That is the telling question of his life.

Deeply listening to music opens up new avenues of research I'd never even dreamed of. I feel from now on music should be an essential part of every analysis.

A true symbol appears only when there is a need to express what thought cannot think or what is only divined or felt.

I have treated many hundreds of patients. Among those in the second half of life - that is to say, over 35 - there has not been one whose problem in the last resort was not that of finding a religious outlook on life.

In the final analysis, we count for something only because of the essential that we embody. If we do not embody that, life is wasted.

No one should deny the danger of the descent, but it can be risked. No one need risk it, but it is certain that someone will. And let those who go down the sunset way do so with open eyes, for it is a sacrifice which daunts even the gods. Yet every descent is followed by an ascent.

The individual disposition is already a factor in childhood; it is innate, and not acquired in the course of a life.