All changes, even the most longed for, have their melancholy; for what we leave behind us is a part of ourselves; we must die to one life before we can enter another.

What the world needs is not dogma but an attitude of scientific inquiry combined with a belief that the torture of millions is not desirable, whether inflicted by Stalin or by a Deity imagined in the likeness of the believer.

Science is facts; just as houses are made of stones, so is science made of facts; but a pile of stones is not a house and a collection of facts is not necessarily science.

I maintain there is much more wonder in science than in pseudoscience. And in addition, to whatever measure this term has any meaning, science has the additional virtue, and it is not an inconsiderable one, of being true.

If you stay in Beverly Hills too long you become a Mercedes.

There is a healthful hardiness about real dignity that never dreads contact and communion with others, however humble.

When a person can no longer laugh at himself, it is time for others to laugh at him.

Good taste is always an asset.

Take the utmost trouble to find the right thing to say, and then say it with the utmost levity.

Acceptance without proof is the fundamental characteristic of Western religion, rejection without proof is the fundamental characteristic of Western science.