Think globally, act locally": "Our salvation depends upon our ability to create a religion of nature.

The very process of living is a continual interplay between the individual and his environment, often taking the form of a struggle resulting in injury or disease.

What happens in the mind of man is always reflected in the disease of his body.

... each type of civilization has had diseases peculiar to it and at each period the various social groups in any community also have differed in this regard.

Man will survive as a species for one reason: He can adapt to the destructive effects of our power-intoxicated technology and of our ungoverned population growth, to the dirt, pollution and noise of a New York or Tokyo. And that is the tragedy. It is not man the ecological crisis threatens to destroy but the quality of human life.

The earth is literally our mother, not only because we depend on her for nurture and shelter but even more because the human sepcies has been shaped by her in the womb of evolution. Our salvation depends upon our ability to create a religion of nature.

You cannot see the Milky Way in New York City any more ... We risk the loss of our sensual perception. And if you lose those, naturally, you try to compensate by other stimulations, by very loud noises, or by bright lights or drugs.