168 PASTEUR 



afraid of a failure, which may compromise my 

 future plans. I want first to collect a multi- 

 tude of successful cases of the treatment of ani- 

 mals. In this respect matters are going well. 

 I already have numerous examples of dogs ren- 

 dered immune after having been bitten. I take 

 two dogs, and I cause them to be bitten by an- 

 other dog that is mad. I vaccinate one of them, 

 and I leave the other without treatment; the 

 latter dies of hydrophobia; the one that was 

 vaccinated is immune. 



"But, no matter to what extent I should mul- 

 tiply these examples of the prophylaxis of hy- 

 drophobia in dogs, it seems to me that my hand 

 would inevitably tremble when the time came 

 to apply the treatment to a human being. 



"Here is where the high and powerful initia- 

 tive of the Sovereign of a State might inter- 

 vene most profitably for the greatest good of 

 humanity. If I were king or emperor, or even 

 President of the Republic, this is the way in 

 which I should exercise my right to pardon 

 prisoners condemned to death. I should offer 



