“My mother died of colon cancer one week after my eleventh birthday, and that fact has shaped my life. All that I have become and much that I have not become, I trace directly or indirectly to her d...”

“Moths and flames, mankind and death--there is little difference.”

“I never had a conscious fear of death, but I did have a conscious fear of sickness. By the time I completed medical school, that fear was gone.”

“Not death but disease is the real enemy; disease, the malign force that requires confrontation. Death is the surcease that comes when the exhausting battle has been lost.”

“Cancer cells are fixed at an age where they are still too young to have learned the rules of the society in which they live. As with so many immature individuals of all living kinds, everything the...”

“Even putting aside the Judeo-Christian morality upon which the Constitution and our nation's culture are based, the notion of forced euthanasia would contradict the long-held body of medical ethics...”

“The race is now on between the technoscientific and scientific forces that are destroying the living environment and those that can be harnessed to save it. . . . If the race is won, humanity can e...”

“None can reply - all seems eternal now. The wilderness has a mysterious tongue, which teaches awful doubt.”

“When Mother Nature speaks, even the Gods hold silence.”

“I do not know what I may appear to the world, but to myself I seem to have been only like a boy playing on the sea-shore, and diverting myself in now and then finding a smoother pebble or a prettie...”

“To know the history of science is to recognize the mortality of any claim to universal truth. ”

“The scientist only imposes two things, namely truth and sincerity, imposes them upon himself and upon other scientists.”