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It has always been my belief that a man should do his best, regardless of how much he receives for his services, or the number of people he may be serving or the class of people served.
It has always been my belief that a man should do his best, regardless of how much he receives for his services, or the number of people he may be serving or the class of people served.
Oliver Napoleon Hill was an American self-help author. He is best known for his book Think and Grow Rich (1937), which is among the best-selling self-help books of all time. Hill's works insisted that...
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