The marvelous pharmacy that was designed by nature and placed into our being by the universal architect produces most of the medicines we need.

People are never more insecure than when they become obsessed with their fears at the expense of their dreams.

All men - whether they go by the name of Americans or Russians or Chinese or British or Malayans or Indians or Africans - have obligations to one another that transcend their obligations to their sovereign societies.

The physician knows that his little black bag can carry him only so far and that the body's own healing system is the main resource.

Your heaviest artillery will be your will to live. Keep that big gun going.

Progress begins with the belief that what is necessary is possible.

Humanity today is not safe in the presence of humanity. The old cannibalism has given way to anonymous action in which the killer and the killed do not know each other, and in which,indeed, the very fact of mass death has the effect of making mass killing less reprehensible than the death of a single individual. In short, we have evolved in every respect except our ability to protect ourselves against human intelligence. Our knowledge is vast but does not embrace the workings of peace.