"Singleness of purpose is one of the chief essentials for success in life, no matter what may be one's aim."

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Source : John D. Rockefeller (2015). “John D. Rockefeller on Making Money: Advice and Words of Wisdom on Building and Sharing Wealth”, p.32, Skyhorse Publishing, Inc.

John D. Rockefeller

#Success Quotes #Inspiration Quotes #Focus Quotes

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