Exercise invigorates the body and sharpens the mind.

Welcome...to Jurassic Park!

Whenever you hear the consensus of scientists agrees on something or other, reach for your wallet, because you're being had.

The extreme positions of the Crossfire Syndrome require extreme simplification - framing the debate in terms which ignore the real issues.

Let's be clear. The planet is not in jeopardy. We are in jeopardy. We haven't got the power to destroy the planet - or to save it. But we might have the power to save ourselves.

Books aren't written - they're rewritten. Including your own. It is one of the hardest things to accept, especially after the seventh rewrite hasn't quite done it.

You think you can destroy the planet? What intoxicating vanity. . . . . We've been residents here for the blink of an eye. If we're gone tomorrow, the earth will not miss us.

Life is wonderful. It's a gift to be alive, to see the sun and breathe the air. And there isn't really anything else.

It's better to die laughing than to live each moment in fear.

Do you know what we call opinion in the absence of evidence? We call it prejudice.

Social control is best managed through fear.

The death of a dream is the day that you stop believing in the work it takes to get there.

In the world of primitive savages, religion and bigotry go hand in hand. But, in the world of civilized humans, religion and reason must go hand in hand.

You really expose yourself when you try and go to up the volume and up the size of your performance.

If the great Phil Ochs were to rise from the dead today, he would probably be hailed as the new David Rovics.

Passion is more important than justice.

God made in the image of Man is an imperfect master.

Here I am, where I ought to be. A writer must have a place where he or she feels this, the place to love and be irritated with.

In a thousand unseen ways we have drawn shape and strength from the land.

To make a movie about mayhem, sometimes you have to go to mayhem.

Which arrow flies for ever? The arrow that has hit its mark.