Those who fume at their problems become their victims.

Modern science knows much about such conflicts. We call the mental state that engenders it "ambivalence": a collision between thought and feeling.

A wise unselfishness is not a surrender of yourself to the wishes of anyone, but only to the best discoverable course of action.

Tell a man something is bad, and he's not at all sure he wants to give it up. Describe it as stupid, and he knows it's the better part of caution to listen.

Enthusiasm is the best protection in any situation. Wholeheartedness is contagious. Give yourself, if you wish to get others.

Try out your ideas by visualizing them in action.

Make yourself an efficient spark plug, igniting the latent energy of those about you.