It is well known that panic, despair, depression, hate, rage, exasperation, frustration all produce negative biochemical changes in the body.

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.

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

History is a vast early warning system.

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.

Laughter may or may not activate the endorphins or enhance respiration, as some medical researchers contend. What seems clear, however, is that laughter is an antidote to apprehension and panic.

At a Dodger baseball game in Los Angeles, I asked Will Durant if he was ninety-four or ninety-five. "Ninety-four," he said. "You don't think I'd be doing anything as foolish as this if I were ninety-five, do you?"