Every one who is seriously involved in the pursuit of science becomes convinced that a spirit is manifest in the laws of the Universe-a spirit vastly superior to that of man, and one in the face of which we with our modest powers must feel humble.

If you want different results, do not do the same things.

Nature hides her secrets because of her essential loftiness, but not by means of ruse.

In any conflict between humanity and technology, humanity will win.

The only thing we can be certain of in this life is that we can be certain of nothing.

The facts, although interesting, are irrelevant.

To one bent on age, death will come as a release. I feel this quite strongly now that I have grown old myself and have come to regard death like an old debt, at long last to be discharged.