Which American Inventor said "Genius is 1% Inspiration and 99%Perspiration" ?

Thomas Alva Edison

       "Genius is 1 percent Inspiration and 99 percent Perspiration". This famous quote was told by famous Thomas Alva Edison.

         This quote explains that it is easy to have an idea, a creative insight. But to follow that particular insight, that particular idea is the main thing in the life.

          If you have any idea in your mind and you do nothing about that idea then that idea is of no use. One have to do something towards that idea. One has to do something to implement that idea. Though that idea has nothing to do with the humanity. But one must do something to implement that idea.