IN 1941, NAPOLEON HILL created and published seventeen booklets, each one setting forth an explanation of the principles of personal achievement Mr. Hill had developed from studying great American success stories for twenty years. He was inspired to do so when, as a fledgling reporter, he interviewed the great steel magnate Andrew Carnegie, who outlined the principles of success and commissioned young Napoleon to commence an intense study of how these principles contributed to the success of the great men of the time, and of earlier times. He called the series of booklets Mental Dynamite, a
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