Many of the most successful men I have known have never grown up. They have retained bubbling-over boyishness. They have relished wit, they have indulged in humor. They have not allowed ‘dignity’ to depress them into moroseness. Youthfulness of spirit is the twin brother of optimism, and optimism is the stuff of which American business success is fashioned. Resist growing up!

The fellow who isn't fired with enthusiasm is apt to be fired.

Difficulties should act as a tonic. They should spur us to greater exertion.

What one thing does the world need most today-apart, that is, from the all-inclusive thing we call righteousness? Aren't you inclined to agree that what this old world needs is just the art of being kind? Every time I visit a factory or any other large business concern, I find myself trying to diagnose whether the atmosphere is one of kindliness or the reverse. And somehow, if there is palpably lacking that spirit of kindness, the owners ... have fallen short of achieving 24-carat success no matter how imposing the financial balance sheet may be.

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.

Next to the dog, the wastebasket is your best friend.

The man who is intent on making the most of his opportunities is too busy to bother about luck.