Brian Tracy Quotes
Every great human achievement is preceeded by extended periods of dedicated, concentrated effort.
Citations
Tracy, Brian. Focal Point: A Proven System to Simplify Your Life, Double Your Productivity, and Achieve All Your Goals. AMACOM, 2001, p. 122.
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Brian Tracy is a Canadian-American motivational public speaker and self-development author. He is the author of over eighty books that have been translated into dozens of languages. His popular books are Earn What You're Really Worth, Eat That Frog!, No Excuses! The Power of Self-Discipline and The Psychology of Achievement.