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Restlessness is discontent _ and discontent is the first necessity of progress. Show me a thoroughly satisfied man _ and I will show you a failure.
Thomas A. Edison Diary and Sundry Observations of Thomas Alva Edison
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Restlessness is discontent _ and discontent is the first necessity of progress. Show me a thoroughly satisfied man _ and I will show you a failure.
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Thomas A. Edison

Diary and Sundry Observations of Thomas Alva Edison

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