William James said, "The deepest principle in human nature is the craving to be appreciated." He didn't speak, mind you, of the "wish" or the "desire" or the "longing" to be appreciated. He said the "craving" to be appreciated.

It is not work that kills men; it is worry. Work is healthy; you can hardly put more upon a man than he can bear. Worry is rust upon the blade. It is not the revolution that destroys the machinery but the friction.—Henry Ward Beecher.

Business men who do not know how to fight worry die young.

Aren't we all like that battling giant of the forest? Don't we manage somehow to survive the rare storms and avalanches and lightning blasts of life, only to let our hearts be eaten out by little beetles of worry—little beetles that could be crushed between a finger and a thumb?

if you are a chronic worrier, you may be stricken some day with one of the most excruciating pains ever endured by man: angina pectoris.

To break the worry habit before it breaks you—here is Rule 3: "Let's examine the record." Let's ask ourselves: "What are the chances, according to the law of averages, that this event I am worrying about will ever occur?

Our fatigue is often caused not by work, but by worry, frustration and resentment." —Dale Carnegie

but a simple smile takes little effort—and the rewards can be astonishing.

That is why dogs make such a hit. They are so glad to see us that they almost jump out of their skins. So, naturally, we are glad to see them. A baby's smile has the same effect.

By all means take thought for the tomorrow, yes, careful thought and planning and preparation. But have no anxiety.

Anxiety is just groundless and pointless. It occurs only as a hangover of bad habits established when we were trusting things—like human approval and wealth—that were certain to let us down. Now our strategy should be one of resolute rejection of worry, while we concentrate on the future in hope and with prayer and on the past with thanksgiving.

I really believed that fear is contagious.