American author (1883-1970)
Napoleon Hill (26 October 1883 – 8 November 1970) was an American self-help author. He is best known 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".
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No person may enjoy outstanding success without good health. Many of the causes of ill health are subject to mastery and control. These, in the main are: a. Overeating of foods not conducive to health. b. Wrong habits of thought... c. Wrong use of, and over indulgence in sex. d. Lack of proper physical exercise e. An inadequate supply of fresh air, due to improper breathing. p. 86