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• Genius is one percent inspiration and ninty-nine percent perspiration. Thomas Alva Ediso
• Genius is one per cent inspiration and ninety-nine per cent perspiration.
  -- Thomas Alva Edison, "Life", 1932...
• Mathematics is ten percent inspiration ...and ninetynine percent perspiration.
• We don't know a millionth of one percent about anything. -- Thomas Alva Ediso
• We don't know a millionth of one percent about anything.
  Thomas Alva Edison, amedican inventor and industriali...
• Genius is ten percent inspiration and fifty percent capital gains.
• The first ninety percent of the task takes ninety percent of the time, and the last ten percent takes the other ninety percent.