If enough people think of a thing and work hard enough at it, I guess it's pretty nearly bound to happen, wind and weather permitting.

A failure is a man who has blundered but is not capable of cashing in on the experience.

Think how hard physics would be if particles could think

You might well remember that nothing can bring you success but yourself.

When there is no enemy within, the enemies outside cannot hurt you

When you realize there is nothing lacking, the whole world belongs to you.

There is no such thing as a new idea. It is impossible. We simply take a lot of old ideas and put them into a sort of mental kaleidoscope.