It is entirely possible that behind the perception of our senses, worlds are hidden of which we are unaware.

All means prove but blunt instruments, if they have not behind them a living spirit.

To the Master's honor all must turn, each in its track, without a sound, forever tracing Newton's ground.

I was just more stubborn and more passionate than most about physics.

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

I believe the most important mission of the state is to protect the individual and make it possible for him to develop into a creative personality.

The release of atomic power has changed everything except our way of thinking ... the solution to this problem lies in the heart of mankind. If only I had known, I should have become a watchmaker. (1945)