First, study the present construction. Second, ask for all past experiences ...study and read everything you can on the subject.

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

A genius is a talented person who does his homework.

Results! Why, man, I have gotten a lot of results. I know several thousand things that won't work.

Because ideas have to be original only with regard to their adaptation to the problem at hand, I am always extremely interested in how others have used used them.

I've realized that most of my best ideas have followed a good night's sleep.

Nature made us - nature did it all - not the gods of the religions.