Doing nothing for others is the undoing of ourselves.

Do not think of knocking out another person's brains because he differs in opinion from you. It would be as rational to knock yourself on the head because you …

Education is our only political safety. Outside of this ark all is deluge.

Character is what God and the angels know of us; reputation is what men and women think of us.

There are no passengers on Spaceship Earth. We are all crew.

The important thing, once you have enough to eat and a nice house, is what you can do for others, what you can contribute to the enterprise as a whole.

Reaching the summit of a mountain gives great satisfaction, but nothing for me has been more rewarding in life than the result of our climb on Everest, when we…