The capacity for hope is the most significant fact of life.

Wisdom consists of the anticipation of consequences.

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

The possibility of war increases in direct proportion to the effectiveness of the instruments of war.

Don't defy the diagnosis, try to defy the verdict.

The way a book is read, which is to say, the qualities a reader brings to a book can have as much to do with its worth as anything the author puts into it.

The American people today are involved in a warfare more deadly than the war in Vietnam, but few of them seem aware of it and even fewer of them are doing anything about it. This is a war that is being waged against the American environment, against our lands, air, and water, which are the basis of that environment.