The Only Thing That Can Bring Joy

These Microscopic Organisms Form An Entire World Composed Of Species, Families And Varieties Whose History, Which Has Barely Begun To Be Written, Is Already Fertile In Prospects And Findings Of The Highest Importance. The Names Of These Organisms Are Very Numerous And Will Have To Be Defined And In Part Discarded. The Word Microbe Which Has The Advantage Of Being Shorter And Carrying A More General Meaning, And Of Having Been Approved By My Illustrious Friend, M. Littré, The Most Competent Linguist In France, Is One We Will Adopt.

We Affirm The Neutrality Of Science ... Science Is Of No Country. ... But If Science Has No Country, The Scientist Must Keep In Mind All That May Work Towards The Glory Of His Country. In Every Great Scientist Will Be Found A Great Patriot.

Without Theory, Practice Is But Routine Born Of Habit. Theory Alone Can Bring Forth And Develop The Spirit Of Inventions.

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 Malfunction Of Spirit Is To Believe Things.