A religious person is devout in the sense that he has no doubt about the significance of those superpersonal objects and goals which neither require nor are capable of rational foundation

All meaningful and lasting change starts first in your imagination and then works its way out. Imagination is more important than knowledge.

Only in mathematics and physics was I, through self-study, far beyond the school curriculum, and also with regard to philosophy as it was taught in the school curriculum.

Intellectual growth should commence at birth and cease only at death.

I have always eaten animal flesh with a somewhat guilty conscience.

No path leads from a knowledge of that which is to that which should be.

It is not by sitting still at a grand distance and calling the human race larvae that men are to be helped.