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

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

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

The environment is everything that isn't me.

Take a course in good water and air and in the eternal youth of Nature you may renew your own. Go quietly, alone no harm will befall you.

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

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

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

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