Neglecting to broaden their view has kept some people doing one thing all their lives.
Napoleon HillTo become successful you must be a person of action. Merely to "know" is not sufficient. It is necessary both to know and do.
Napoleon HillNo man can afford to express, through words or acts, that which is not in harmony with his own beliefs, and if he does so, he must pay by the loss of his ability to influence others.
Napoleon Hill