Is it wholly fantastic to admit the possibility that Nature herself strove toward what we call beauty? Face to face with any one of the elaborate flowers which man's cultivation has had nothing to do with, it does not seem fantastic to me. We put survival first. But when we have a margin of safety left over, we expend it in the search for the beautiful. Who can say that Nature does not do the same?

Technology made large populations possible; large populations now make technology indispensable.

The famous balance of nature is the most extraordinary of all cybernetic systems. Left to itself, it is always self-regulated.

Those whose conscience demands that they defy authority in some ways that involve great consequences must be willing to accept some penalty.

In a cat's eye, all things belong to cats.

There is no such thing as a dangerous woman; there are only susceptible men.

We need some contact with the things we sprang from. We need nature at least as a part of the context of our lives. Without cities we cannot be civilized. Without nature, without wilderness even, we are compelled to renounce an important part of our heritage.