I didn’t fail ten thousand times. I successfully eliminated, ten thousand times, materials and combinations which wouldn’t work.
I never perfected an invention that I did not think about in terms of the service it might give others.
I am more of a sponge than an inventor. I absorb ideas from every source. My principal business is giving commercial value to the brilliant but misdirected ideas of others.
Time is really the only capital that any human being has, and the one thing that he can’t afford to lose.