...Search for the cause may be a hopeless pursuit because most disease states are the indirect outcome of a constellation of circumstances.

Men are naturally most impressed by diseases which have obvious manifestations, yet some of their worst enemies creep on them unobtrusively.

... 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.

The word "wilderness" occurs approximately three hundred times in the Bible, and all its meanings are derogatory.

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.

Biologically, man is still the great amateur of the animal kingdom; he is unique in his lack of anatomical and physiological specialization.

There is a demon in technology. It was put there by man and man will have to exorcise it before technological civilization can achieve the eighteenth-century ideal of humane civilized life.