It followed from the special theory of relativity that mass and energy are both but different manifestations of the same thing...

A ship is always safe at the shore - but that is NOT what it is built for.

I became more and more convinced that even nature could be understood as a relatively simple mathematical structure.

The unleashed power of the atom has changed everything save our modes of thinking and we thus drift toward unparalleled catastrophe.

One should respect an honest person even if he expresses opinions differing from one's own.

Of what significance is one's existence, one is basically unaware. What does a fish know about the water in which he swims all his life? The bitter and the sweet come from outside. The hard from within, from one's own efforts. For the most part I do what my own nature drives me to do. It is embarrassing to earn such respect and love for it.

The step between genius and insanity is very short.