Thomas A. Edison

Restlessness is discontent and discontent is the first necessity of progress. Show me a thoroughly satisfied man and I will show you a failure.
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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These are some quotes by American author Thomas A. Edison Inventor, who lived between February 11, 1847 and October 18, 1931.