The universe is an asymmetrical entity. I am inclined to believe that life as it is manifested to us must be a function of the asymmetry of the universe or of the consequence of this fact. The universe is asymmetrical; for if one placed the entire set of bodies that compose the solar system, each moving in its own way, before a mirror, the image shown would not be superimposable on the reality.

There does not exist a category of science to which one can give the name applied science. There are sciences and the applications of science, bound together as the fruit of the tree which bears it.

It would seem to me that I was committing a theft if I were to let one day go by without doing some work.

Did you ever observe to whom the accidents happen? Chance favors only the prepared mind.

There is a time in every man's life when he looks to his God, when he looks at his life, when he wonders how he will be remembered.

You have not succeeded in your experiments, that is all there is to it.

When I approach a child, he inspires in me two sentiments; tenderness for what he is, and respect for what he may become.