Denis Waitley Quotes
The most important key to the permanent enhancement of self esteem is the practice of positive inner-talk.
Citations
Waitley, Denis. The Psychology of Winning. Berkley Books, 1979.
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Denis E. Waitley (born 1933), is an American motivational speaker, writer and consultant. He has been recognized as the best-selling author of the audio series, The Psychology of Winning and books such as "Seeds of Greatness" and "The Winner's Edge". Waitley has been inducted into the International Speakers' Hall of Fame.