Many a man thinks he is patient when, in reality, he is indifferent.

Are you doing the kind of work you were built for, so that you can expect to be able to do very large amounts of that kind and thrive under it? Or are you doing a kind of which you can do comparatively little.

The man who works 52 weeks in the year does not do his best in any one week of the year, Daniel Guggenheim, onetime head of the greatest smelting and mining family in America, impressed upon me. Real recreation quickens aspiration. The true purpose of recreation is not merely to amuse, not merely to afford pleasure, not merely to kill time, but to increase our fitness, enhance our usefulness, spur achievement.

Money, or even power, can never yield happiness unless it be accompanied by the goodwill of others.

...the incontestable truth is that America has been built up by optimists, not by pessimists, but by men possessing courage, confidence in the nation's destiny, by men willing to adventure, to shoulder risks terrifying to the timid.

Lady Luck generally woos those who earnestly, enthusiastically, unremittingly woo her.

When it comes to betting on yourself... you're a chicken-livered coward if you hesitate.