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

When we realize we can make a buck cleaning up the environment, it will be done!

The only way forward, if we are going to improve the quality of the environment, is to get everybody involved.

It seems that every time mankind is given a lot of energy, we go out and wreck something with it.

Unless we keep this planet healthy, everything else is for naught.

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

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

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

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

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