Chance Favours A Prepared Mind.

Little Science Takes You Away From God But More Of It Takes You To Him.

If Science Has No Country, The Scientist Should Have One, And Ascribe To It The Influence Which His Works May Have In This World.

What Did You Do Today To Receive Your Instruction?

To Demonstrate Experimentally That A Microscopic Organism Actually Is The Cause Of A Disease And The Agent Of Contagion, I Know No Other Way, In The Present State Of Science, Than To Subject The Microbe (the New And Happy Term Introduced By M. Sédillot) To The Method Of Cultivation Out Of The Body.

The Greatest Derangement Of The Mind Is To Believe In Something Because One Wishes It To Be So.