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

We should not pretend to understand the world only by the intellect. The judgement of the intellect is only part of the truth.

The prerequisite for a good marriage ... is the license to be unfaithful.

Every form of addiction is bad, no matter whether the narcotic be alcohol or morphine or idealism.

We are born at a given moment, in a given place and, like vintage years of wine, we have the qualities of the year and of the season of which we are born. Astrology does not lay claim to anything more.

If there is anything that we wish to change in the child, we should first examine it and see whether it is not something that could better be changed in ourselves.

As one grows older one must try not to work oneself to death unnecessarily. At least that's how it is with me... I can scarcely keep pace and must watch out that the creative forces do not chase me around the universe in a wallop.