[6] 



to speak for pure science , some salt of which 

 remains from early association, and from a 

 lifelong attempt to correlate with art a sci- 

 ence which makes medicine, I was going 

 to say the only — but it is more civil to say 

 the most — progressive of the learned pro- 

 fessions. 



To have lived right through an epoch, 

 matched only by two in the story of the 

 race, to have shared in its long struggle, to 

 have witnessed its final victory (and in my 

 own case, to be left I trust with wit enough 

 to realize its significance) — to have done 

 this has been a wonderful privilege. To 

 have outgrown age-old theories of man and 

 of nature, to have seen west separated from 

 east in the tangled skein of human thought, 

 to have lived in a world re-making — these 

 are among the thrills and triumphs of the 

 Victorian of my generation. To a child- 

 hood and youth came echoes of the con- 

 troversy that Aristarchus began, Coperni- 



