CHAPTER XCVI 



PROBABILITIES 



STANDING on this platform of certainties, one 

 looks forward with great hope. Such achieve- 

 ments, attained during the last half century, make 

 the coming half century bright with promise. The 

 probabilities are that progress along the lines of re- 

 search will move faster in the second half century 

 of the New Era, and at its end, will well-nigh, if 

 not quite, reach perfection. 



All disease germs, which have not already been 

 isolated, will, by that time, be isolated, cultures 

 made of them, their habits made known; and 

 known, it will be, how to control them. 



For all the diseases for which antitoxins have 

 not already been found, antitoxins will, by that 

 time, be found, with the knowledge how to use 

 them, and thus how to cure the diseases. 



Vaccines will have been discovered to prevent all 

 diseases against which it is desirable to vaccinate, 

 and will be administered. 



Quarantine will have been carried to such com- 

 pleteness as to prevent every contagious and in- 

 fectious disease from spreading, no epidemic al- 

 lowed. 



The principles of sanitation, too, will have be- 



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