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.

Adversity introduces a man to himself.

For the most part, I do the thing which my own nature prompts me to do. It is embarrassing to earn so much respect and love for it.

From the viewpoint of a Jesuit priest I am, of course, and have always been an atheist.

Just because you believe in something does not mean that it is true.

The leaves and the light are one.

Never underestimate your own ignorance.