There are many ways to salvation, and one of them is to follow a river.

Polite conservationists leave no mark save the scars upon the Earth that could have been prevented had they stood their ground.

The wild places are where we began. When they end, so do we.

While the death of young men in war is unfortunate, it is no more serious than the touching of mountains and wilderness areas by humankind.

If you want to get people off drugs, improve reality.

When people say, 'You're not being realistic,' they're just trying to tag some thoughts that they can't otherwise handle.

Understanding how DNA transmits all it knows about cancer, physics, dreaming and love will keep man searching for some time.