Established as a correspondence course in 1912 and published in book form in 1916, this bestseller forms the original course in New Thought, which promised such benefits as advances in mental development and improvements in health and finances. Readers are encouraged to transform their dreams into reality by employing the law of attraction and creative visualization, concepts adapted by Napoleon Hill and the author of The Secret.
American author, philosopher, and businessman Charles Francis Haanel (1866-1940) practiced the principles he preached in The Master Key System. He served as president of the Continental Commerical Company, the Sacrament Valley Improvement Company, and the Mexico Gold & Silver Mining Company.