That which is useless dies. Animals that fail to serve some useful purpose in the scheme of things slowly but surely become extinct. Let any part of the human body cease to perform its ordained function, and it withers-as when an arm is kept long in a sling. This same decree, that nothing useless is permitted to survive, runs through the mind of the industrial world.

Golf is an ideal diversion, but a ruinous disease.

Genius is often a short way of spelling hard work. Poverty, obscurity, struggle and ambition formed the foundation for many careers of transcendent achievement. Few marks are made in the world's history by eight-hour-day men.... Sir Joshua Reynolds had but one maxim for success: Work, work, work. Is not rigid and continuous training necessary for the making of strong athletes? Hard work is not fatal to real success. Vouloir c'est pouvoir.

Whimpering never kept a leaking vessel from foundering. Vigorously manning the pumps has. Get busy with your head and hands, not your chin.

Call the roll in your memory of conspicuously successful [business] giants and, if you know anything about their careers, you will be struck by the fact that almost every one of them encountered inordinate difficulties sufficient to crush all but the gamest of spirits. Edison went hungry many times before he became famous.

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

Turn resolutely to work, to recreation, or in any case to physical exercise till you are so tired you can't help going to sleep, and when you wake up you won't want to worry.