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

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

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

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

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.

No one should be able to enter a wilderness by mechanical means.

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

I can find God in nature, in animals, in birds and the environment.

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