To me, a wilderness is where the flow of wildness is essentially uninterrupted by technology; without wilderness the world is a cage.

At that time a senator who was on the Joint Committee of Atomic Energy said rather quietly, 'You know, we're having a little problem with waste these days.' I didn't know what he meant then, but I know now.

Realistic' is a loaded word for me. Anyone who uses the word 'realistic' is all bad.

We cannot go on fiddling while the earth's wild places burn.

True wilderness is where you keep it, and real wilderness experience cannot be a sedentary one; you have to seek it out not seated, but afoot.

Keep your rivers flowing as they will, and you will continue to know the most important of all freedoms-the boundless scope of the human mind to contemplate wonders, and to begin to understand their meaning.

I began working with the John Muir Institute and then started helping found Friends of the Earth organizations here and there in other countries. That pretty well brings us up to the present.