Man is, at one and the same time, a solitary being and a social being.

When I'm judging a theory, I ask myself whether, if I were God, I would have arranged the world in such a way.

Without deep reflection one knows from daily life that one exists for other people.

The aim (of education) must be the training of independently acting and thinking individuals who, however, see in the service to the community their highest life problem.

Compounding is the 8th wonder of the world.

Children don’t heed the life experiences of their parents, and nations ignore history. Bad lessons always have to be learned anew.

The only real valuable thing is intuition. The intellect has little to do on the road to discovery