Science knows no country, because knowledge belongs to humanity, and is the torch which illuminates the world.

Louis Pasteur

Do not let yourself be tainted with a barren skepticism.

Louis Pasteur

There are no such things as applied sciences, only applications of science.

Louis Pasteur

It is surmounting difficulties that makes heroes.

Louis Pasteur

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

Louis Pasteur

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

Louis Pasteur