Bernard was right. The germ is nothing, the terrain is everything.

I am on the edge of mysteries and the veil is getting thinner and thinner.

Whatever your career may be, do not let yourselves become tainted by a deprecating and barren scepticism.

The controls of life are structured as forms and nuclear arrangements, in a relation with the motions of the universe.

A bottle of wine contains more philosophy than all the books in the world.

Posterity will one day laugh at the sublime foolishness of the modern materialistic philosophy. The more I study nature, the more I stand amazed at the work of the Creator. I pray while I am engaged at my work in the laboratory.

Never will the doctrine of spontaneous generation recover from the mortal blow struck by this simple experiment.