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

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

Not all is doom and gloom. We are beginning to understand the natural world and are gaining a reverence for life - all life.

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

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

Harmony with land is like harmony with a friend you cannot cherish his right hand and chop off his left.

Birds are indicators of the environment. If they are in trouble, we know we'll soon be in trouble.

Much of the debate over global warming is predicated on fear, rather than science.

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

Harmony with land is like harmony with a friend you cannot cherish his right hand and chop off his left.