I believe that pipe smoking contributes to a somewhat calm and objective judgement in all human affairs.

Quantum mechanics is certainly imposing. But an inner voice tells me that this is not yet the real thing. The theory says a lot, but does not bring us any closer to the secrets of the "Old One." I, at any rate, am convinced that He is not playing at dice.

Since the mathematicians have invaded the theory of relativity I do not understand it myself any more.

Out of the clutter find Simplicity

Education is only a ladder to gather fruit from the tree of knowledge, not the fruit itself

The only sure way to avoid making mistakes is to have no new ideas.

Highly developed spirits often encounter resistance from mediocre minds.