Characters do not change. Opinions alter, but characters are only developed.

Difficulties melt away under tact.

Never argue. In society nothing must be; give only results. If any person differs from you, bow, and turn the conversation.

Success is a product of unremitting attention to purpose.

Worry - a God, invisible but omnipotent. It steals the bloom from the cheek and lightness from the pulse; it takes away the appetite, and turns the hair gray.

I have brought myself, by long meditation, to the conviction that a human being with a settled purpose must accomplish it, and that nothing can resist a will which will stake even existence upon its fulfillment.

Genius, when young, is divine.