178 PASTEUR 



ative imagination, controlled by a rigorous ob- 

 servation of facts, has overthrown many errors, 

 and built up in their place an entirely new sci- 

 ence. His discoveries relating to ferments, to 

 the generation of infinitely small organisms, 

 and to microbes as the cause of contagious dis- 

 eases have constituted, in biological chemistry, 

 in the veterinary art and in medicine, not a 

 regular process, but a radical revolution. Now 

 revolutions, even those inspired by scientific 

 demonstrations, leave behind them wherever 

 they pass some victims who do not easily for- 

 give. Consequently M. Pasteur has a number 

 of adversaries scattered throughout the world, 

 not to count those French Athenians who do 

 not like to see the same man always in the 

 right and always fortunate. And, as though his 

 adversaries were not already numerous enough, 

 M. Pasteur made himself others by the im- 

 placable rigour of his dialectics and the dog- 

 matic form that he sometimes gives to his 

 though ts." 

 To this discourse of Dr. Grancher Pasteur re- 



