The average person would have quit at the first failure. That’s why there have been many average men and only one Edison.

Any man is educated who knows where to get knowledge when he needs it, and how to organize that knowledge into definite plans of action.

Self-confidence results, first, from exact knowledge; second, the ability to impart that knowledge.

Constancy of purpose is the first principle of success.

Man, alone, has the power to transform his thoughts into physical reality; man, alone, can dream and make his dreams come true.

Understand this law and you will then know, beyond room for the slightest doubt, that you are constantly punishing yourself for every wrong you commit and rewarding yourself for every act of constructive conduct in which you indulge.

MAN’S ONLY LIMITATION, within reason, LIES IN HIS DEVELOPMENT AND USE OF HIS IMAGINATION.