The most practical of all methods for controlling the mind is the habit of keeping it busy with a definite purpose, backed by a definite plan.
Napoleon HillBefore success comes in any man's life, he's sure to meet with much temporary defeat and, perhaps some failures. When defeat overtakes a man, the easiest and the most logical thing to do is to quit. That's exactly what the majority of men do.
Napoleon HillKnowledge is only potential power. It becomes power only when, and if, it is organized into definite plans of action, and directed to a definite end.
Napoleon Hill