We don't know a millionth of one percent about anything.

There is no expedient to which a man will not go to avoid the real labor of thinking.

Keep on the lookout for novel ideas that others have used successfully. Your idea has to be original only in its adaptation to the problem you're working on.

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

Everything comes to him who hustles while he waits.