A body of work such as Pasteur’s is inconceivable in our time: no man would be given a chance to create a whole science. Nowadays a path is scarcely opened up when the crowd begins...

My son, all my life I have loved this science so deeply that I can now hear my heart beat for joy.{Commenting about Louis Pasteur’s accomplishment of separating two asymmetric forms of tartaric acid crystals.}

Lister saw the vast importance of the discoveries of Pasteur. He saw it because he was watching on the heights, and he was watching there alone.

In 1902, Marcellin P. Berthelot, often called the founder of modern organic chemistry, was one of France’s most celebrated scientists—if not the world’s. He was permanent secretary of the French Academy, having succeeded the giant...

In the course of an extended investigation into the nature of inflammation, and the healthy and morbid conditions of the blood in relation to it, I arrived several years ago at the conclusion that the...

But when it has been shown by the researches of Pasteur that the septic property of the atmosphere depended not on the oxygen, or any gaseous constituent, but on minute organisms suspended in it, which...