A few great minds are enough to endow humanity with monstrous power, but a few great hearts are not enough to make us worthy of using it.

Somebody told me I should put a pebble in my mouth to cure my stuttering. Well, I tried it, and during a scene I swallowed the pebble. That was the end of that.

A body of work such as Pasteur's is inconceivable in our time: no man would be given a chance to create a whole science. Nowadays a path is scarcely opened up when the crowd begins to pour in.

We spend our time envying people whom we wouldn't wish to be.

My pessimism extends to the point of even suspecting the sincerity of other pessimists.

Kill one man, and you are a murderer. Kill millions of men, and you are a conqueror. Kill them all, and you are a god.

Kill one man, and you are murderer.

Science has made us gods even before we are worthy of being men.

To be adult is to be alone.

A man is not old as long as he is seeking something.

In order to remain true to oneself one ought to renounce one's party three times a day.

Love is powerful. If you want more of it in your life be grateful for what you have and love whenever you can. Positive mind-state essential.

My church accepts all denominations - fivers, tenners, twenties.

I'm obsessed with Led Zeppelin and have been since I was a teenager

The greater the scientific advance, the more primitive the fear.

To know the origin of words is to know the cultural history of mankind.

I realized you can always make money; you just do a lot of things.

Sugar is celebratory. Sugar is something that we used to enjoy. Now, it basically has coated our tongues. It's turned into a diet staple, and it's killing us.

There is always something rough and tumble about planting - because with our clumsy implements we must reach from our atmospheric element down into another, down into the darkness of the soil.

Get action. Do things; be sane; don't fritter away your time; create, act, take a place wherever you are and be somebody; get action.

Do you realize that at the moment we have Barry Goldwater fighting the Moral Majority, with The New York Times rooting for Goldwater? Times have changed.