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

What did you do today to receive your instruction?

One must not assume that an understanding of science is present in those who borrow the language

In matters of observation chance favors only the prepared mind. (not literal translation) - Dan's les champs de observation le hasard ne favorise que les esprits prepares.

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

The artificial products do not have any molecular dissymmetry; and I could not indicate the existence of a more profound separation between the products born under the influence of life and all the others.

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.