When I am working on a problem, I never think about beauty but when I have finished, if the solution is not beautiful, I know it is wrong.

The Things to do are: the things that need doing, that you see need to be done, and that no one else seems to see need to be done.

Ignorance and greed are part of the evolutionary process, which is just to say that mistakes are part of learning. There is nothing bad about behaviors or perceptions that do not work; they simply have to be given up and replaced by behaviors or perceptions that do work.

It seems that truth is progressive approximation in which the relative fraction of our spontaneously tolerated residual error constantly diminishes.

The wave is not the water. The water merely told us about the wave moving by.

American labor will realize that its function is not to increase jobs, but to multiply the wealth and to expand the numbers benefited by the wealth at the swiftest possible rate.

Children will draw pictures with everything in them...houses and trees and people and animals...and the sun AND the moon. Grown-up says, "That's a nice picture, Honey, but you put the moon and the sun in the sky at the same time and that isn't right." But the child is right! The sun and moon are in the sky at the same time.