The first requisite for success is to develop the ability to focus.

No Such Thing as Bad Results

One might think that the money value of an invention constitutes its reward to the man who loves his work. But... I continue to find my greatest pleasure, and so my reward, in the work that precedes what the world calls success.

I failed my way to success.

There is no substitute for hard work.

I do not believe in the God of the theologians; but that there is a Supreme Intelligence I do not doubt.

The chief function of the body is to carry the brain around.