Love is the child of freedom, never that of domination.

Man can be conditioned to behave in almost every desired way; but only "almost.

Man's main task in life is to give birth to himself, to become what he potentially is. The most important product of his effort is his own personality.

[Sigmund ] Freud assumes that every dream represents the satisfaction of adesire and in the last analysis, of a sexual desire that has its roots in infancy.

We may know ourselves, and yet even with all the efforts we make, we do not know ourselves. We know our fellowman, and yet we do not know him, because we are not a thing, and our fellowman is not a thing. The further we reach into the depths of our being, on someone else's being, the more the goal of knowledge eludes us.

The state of sleep is a state of freedom in which man is not occupied with the manipulation of the outside world.

Love is hot a higher power which descends upon mn nor a duty which is imposed upon him; it is his own power by which he relates himself to the world and makes it truly his.