In nature nothing exists alone.

Those who dwell, as scientists or laymen, among the beauties and mysteries of the earth, are never alone or weary of life.

Knowing what I do, there would be no future peace for me if I kept silent... It is, in the deepest sense, a privilege as well as a duty to speak out to many thousands of people.

Then the song of a whitethroat, pure and ethereal, with the dreamy quality of remembered joy.

Unless we have courage to recognize cruelty for what it is - whether its victim is human or animal - we cannot expect things to be much better in the world.

The Choice, after all, is ours to make.

Nothing is wasted in the sea; every particle of material is used over and over again, first by one creature, then by another. And when in spring the waters are deeply stirred, the warm bottom water brings to the surface a rich supply of minerals, ready for use by new forms of life.