I keep my good health by having a very bad temper, kept under good control.

With self-discipline most anything is possible.

There are no words that can tell the hidden spirit of the wilderness, that can reveal its mystery, its melancholy and its charm.

From time to time, little men will find fault with what you have done...but they will go down the stream like bubbles, they will vanish. But the work you have done will remain for the ages.

We have duties to others, and duties to ourselves, and we cannot shirk either.

Every reform movement has a lunatic fringe.

A President has a great chance; his position is almost that of a king and a prime minister rolled into one.