Napoleon Hill Quotes
You are searching for the magic key that will unlock the door to the source of power; and yet you have the key in your own hands, and you may use it the moment you learn to control your thoughts.
Citations
Hill, Napoleon. The Law of Success. Ralston University Press, 1928.
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Oliver Napoleon Hill was an American self-help author. He is known best for his book Think and Grow Rich (1937) which is among the 10 best selling self-help books of all time. Hill's works insisted that fervid expectations are essential to improving one's life. Most of his books were promoted as expounding principles to achieve "success".