One way to open your eyes is to ask yourself, "What if I had never seen this before? What if I knew i would never see it again?

The more clearly we can focus our attention on the wonders and realities of the universe about us, the less taste we shall have for destruction.

The human race is challenged more than ever before to demonstrate our mastery, not over nature but of ourselves.

In nature nothing exists alone.

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.

Those who contemplate the beauty of the earth find reserves of strength that will endure as long as life lasts.

Nowhere on the shore is the relation of a creature to its surroundings a matter of a single cause and effect; each living thing is bound to its world by many threads, weaving the intricate design of the fabric of life.