It wasn't until I had performed by first autopsy that I realized that even the drabest human exteriors could contain the most beautiful viscera. After that, I would console myself for the plainness of my fellow bus-riders by dissecting them in my imagination.

It was a reaction from the old idea of "protoplasm", a name which was a mere repository of ignorance.

Einstein - the greatest Jew since Jesus. I have no doubt that Einstein's name will still be remembered and revered when Lloyd George, Foch and William Hohenzollern share with Charlie Chaplin that ineluctable oblivion which awaits the uncreative mind.

There can be no truce between science and religion.

In fact, words are well adapted for description and the arousing of emotion, but for many kinds of precise thought other symbols are much better.

Christianity is haunted by the theory of a God with a craving for bloody sacrifices.

I have never yet met a healthy person who worried very much about his health, or a really good person who worried much about his own soul.