Sanity is only that which is within the frame of reference of conventional thought.

In fifty years activity as an analyst I have witnessed again and again that a dreamer after having met a personage regarded by all as influential and good,saw him again in a dream with a different face.

The two most far-reaching critical theories at the beginning of the latest phase of industrial society were those of Marx and Freud. Marx showed the moving powers and the conflicts in the social-historical process. Freud aimed at the critical uncovering of the inner conflicts. Both worked for the liberation of man, even though Marx's concept was more comprehensive and less time-bound than Freud's.

There is only one meaning of life: the act of living itself.

If there is no evidence that sport lowers aggression, at the same time it should be said that there is also no evidence that sport is motivated by aggression.

One cannot fall in love, really; one has to be in love.

The pace of science forces the pace of technique. Theoretical physics forces atomic energy on us; the successful production of the fission bomb forces upon us the manufacture of the hydrogen bomb. We do not choose our problems, we do not choose our products; we are pushed, we are forced -- by what? By a system which has no purpose and goal transcending it, and which makes man its appendix.