The most important pathological effects of pollution are extremely delayed and indirect.

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

Man could escape danger only by renouncing adventure, by abandoning that which has given to the human condition its unique character and genius among the rest of living things.

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

One may wonder indeed whether the pretense of superior health is not itself rapidly becoming a mental aberration.

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.

It is a disturbing fact that Western civilization, which claims to have achieved the highest standard of health in history, finds itself compelled to spend ever-increasing sums for the control of disease.