But too often the goal of the planners is a universal gray state of health corresponding to absence of disease rather than to a positive attribute conducive to joyful and creative living. This kind of health will not rule out and may even generate another form of ill, the boredom which is the penalty of a formula of life where nothing is left unforeseen.

Human destiny is bound to remain a gamble, because at some unpredictable time and in some unforeseeable manner nature will strike back.

Man not only survives and functions in his environment, he shapes it and he is shaped by it.

In 1946, Oxford University in England was offered large funds to create a new Institute of Human Nutrition. The University refused the funds on the ground that the knowledge of human nutrition was essentially complete, and that the proposed institution would soon run out of meaningful research projects.

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.

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.