The task we must set for ourselves is not to feel secure, but to be able to tolerate insecurity.

For [Karl] Marx it is socialist society which realizes "concretely" the religious principles of equality, brotherly love, and freedom.

We have a religious renaissance today in America, as many people say. I would say this religious renaissance, ninety percent of it is the greatest danger true religious experience has ever been confronted with.

Integrity simply means not violating one's own identity.

If you take a salesman, who sells a useless commodity, he feels like a fraud.

I think American man unconsciously hates his work very often, because he feels trapped by it... imprisoned by it... because he feels that he is spending most of his energy for something which has no meaning in itself.

Greedhas no satiation point, since its consummation does not fill the inner emptiness, boredom, loneliness, and depression it is meant to overcome.