We have not, in fact, proved that science excludes miracles: we have only proved that the question of miracles, like innumerable other questions, excludes laboratory treatment.

Many a man, brought up in the glib profession of some shallow form of Christianity, who comes through reading Astronomy to realize for the first time how majestically indifferent most reality is to man, and who perhaps abandons his religion on that account, may at that moment be having his first genuinely religious experience.

Thirty was so strange for me. I've really had to come to terms with the fact that I am now a walking and talking adult.

Catch {a man} at the moment when he is really poor in spirit and smuggle into his mind the gratifying reflection, "By jove, I'm being humble," and almost immediately pride - pride at his own humility - will appear.

It may be better to live under robber barons than under omnipotent moral busybodies.

God wants a child's heart and a grownup's head.

You can't go back and change the beginning, but you can start where you are and change the ending.