...this is a hard world to be ludicrous in, with so many human beings so reluctant to laugh, so incapable of thought, so eager to believe and snarl and hate.

Perhaps I am the turtle, able to live simply anywhere, even underwater for short periods, with my home on my back.

The most exquisite pleasure in the practice of medicine comes from nudging a layman in the direction of terror, then bringing him back to safety again.

New knowledge is the most valuable commodity on earth. The more truth we have to work with, the richer we become.

I pity the Jews trying to get through life with only half a Bible. That's like trying to get from here to San Francisco with a road map that stops at Dubuque, Iowa.

Scum of the Earth as some may be in their daily lives, they can all be saints in emergencies.

I would have been dead if it weren't for that great gift to civilization from the Chemistry Department of Harvard, which was napalm, or sticky jellied gasoline.