Five percent of the people think; ten percent of the people think they think; and the other eighty-five percent would rather die than think.

I am long on ideas, but short on time. I expect to live to be only about a hundred.

Good fortune is what happens when opportunity meets with planning.

Time is really the only capital that any human being has, and the only thing he can't afford to lose.

My success is due more to my ability to work continuously on one thing without stopping than to any other single quality.

An idea is something that won't work unless you do.

I believe that the science of chemistry alone almost proves the existence of an intelligent creator.