I did not become a vegetarian for my health, I did it for the health of the chickens.

If we do not permit the earth to produce beauty and joy, it will in the end not produce food, either.

You may be able to fool the voters, but not the atmosphere.

We learned that economic growth and environmental protection can and should go hand in hand.

People blame their environment. There is only one person to blame - and only one - themselves.

I have a private plane. But I fly commercial when I go to environmental conferences.

I think the cost of energy will come down when we make this transition to renewable energy.

By polluting clear water with slime you will never find good drinking water.

We won't have a society if we destroy the environment.

Never doubt that a small group of thoughtful, committed citizens can change the world indeed, it's the only thing that ever has.