Negative results are just what I want. They’re just as valuable to me as positive results. I can never find the thing that does the job best until I find the ones that don’t.
Great ideas originate in the muscles.
All bibles are man-made.
The first requisite for success is to develop the ability to focus.
The strength of the Constitution, lies in the will of the people to defend it.
Anything that won't sell, I don't want to invent. Its sale is proof of utility, and utility is success.