Live In The Serene Peace Of Laboratories

To Bring One's Self To Believe In A Truth That Has Just Dawned Upon One Is The First Step Towards Progress; To Persuade Others Is The Second.

Virulence Appears In A New Light Which Cannot But Be Alarming To Humanity; Unless Nature, In Her Evolution Down The Ages (an Evolution Which, As We Now Know, Has Been Going On For Millions, Nay, Hundreds Of Millions Of Years), Has Finally Exhausted All The Possibilities Of Producing Virulent Or Contagious Diseases - Which Does Not Seem Very Likely.

To Know How To Wonder And Question Is The First Step Of The Mind Toward Discovery.

The Greeks Understood The Mysterious Power Of The Below Things. They Are The Ones Who Gave Us One Of The Most Beautiful Words In Our Language, The Word Enthusiasm.

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.