David Joseph Schwartz Quotes
The thought "It's impossible" sets off a chain reaction of other thoughts to prove you're right.
Citations
Schwartz, David J. The Magic of Thinking Big. Prentice-Hall, 1959, p. 81.
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David Joseph Schwartz, Jr. was an American motivational writer and coach, best known for authoring The Magic of Thinking Big in 1959. He was a professor of marketing, chairman of the department, and Chair of Consumer Finance at Georgia State University.