Ten minutes of genuine belly laughter had an anesthetic effect and would give me at least two hours of pain-free sleep.

The eternal quest of the individual human being is to shatter his loneliness.

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

A book is like a piece of rope; it takes on meaning only in connection with the things it holds together.

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

The real wealth, not only of America, but of the world, is in the resources of the ground we stand on, and in the resources of the humankind.

It is no longer correct to regard higher education solely as a privilege. It is a basic right in today's world.