It is clear to me that unless we connect directly with the earth, we will not have the faintest clue why we should save it.

Politics is not really politics any more. It is run, for the most part, by Madison Avenue advertising firms, who sell politicians to the public the way they sell bars of soap or cans of beer.

I have witnessed the takeover of my world by plastic.

As a physician, I see the earth as a patient in the intensive care unit. We have an acute clinical crisis on our hands and must take urgent action. My prescription for survival is that the American people rise up as they did in the 1980s, when 80 percent of Americans supported the nuclear weapons freeze.

in terms of the biology of the planet, development is a euphemism for destruction.

Every time you turn on an electric light, you are making another brainless baby.

We are the curators of life on earth. We hold it in the palm of our hand.