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.

The message from the moon which we have flashed to the far corners of this planet is that no problem need any longer be considered insoluble.

More and more, the choice for the world's people is between becoming world warriors or world citizens.

Hope, purpose and determination are not merely mental states. They have electrochemical connections that affect the immune system.

What was significant about the laughter . . . was not just the fact that it provides internal exercise for a person . . . form of jogging for the innards, but that it creates a mood in which the other positive emotions can be put to work, too.

The life-force may be the least understood force on earth.

The old emphasis upon superficial differences that separate peoples must give way to education for citizenship in the human community.