The growth of the human mind is still high adventure, in many ways the highest adventure on earth.

To talk about the need for perfection in man is to talk about the need for another species. The essence of man is imperfection. Imperfection and blazing contradictions-between mixed good and evil, altruism and selfishness, cooperativeness and combativeness, optimism and fatalism, affirmation and negation.

The individual is capable of both great compassion and great indifference. He has it within his means to nourish the former and outgrow the latter.

Never deny a diagnosis, but do deny the negative verdict that may go with it.

Pain is part of the body's magic. It is the way the body transmits a sign to the brain that something is wrong.

The capacity for hope is the most significant fact of life. It provides human beings with a sense of destination and the energy to get started.

The sense of paralysis proceeds not so much out of the mammoth size of the problem but out of the puniness of the purpose.