I38 HUXLEY 



of all the muscular factors which were called into 

 play in the production of articulate speech. 1 



"It goes without saying" that in his all-round ap- 

 plication of the doctrine of evolution Huxley came 

 to close quarters with those who demand the exclusion 

 of the psychical nature of man from its operations. 

 In one of the last papers that he wrote he contended, 

 with rigorous logic, that " if man has come into ex- 

 istence by the same process of evolution as other ani- 

 mals ; if his history, hitherto, is that of a gradual 

 progress to a higher thought and a larger power over 

 things ; if that history is essentially natural, the fron- 

 tiers of the new world, within which scientific method 

 is supreme, will receive such a remarkable extension 

 as to leave little but cloudland for its rival. " 2 



The discoveries of the astronomer since the time 

 of Copernicus had compelled momentous changes in 

 old conceptions of the relation of the earth to the 

 other bodies of space ; those of the geologists, from 

 the time of Hutton and Lyell, had modified ideas con- 

 cerning its age and the processes moulding its surface ; 

 and those of the palaeontologists, from the time of 

 Cuvier, had revolutionised theories of the origin of 

 death as due to the original sin of Adam. A yet 

 more profound revolution was set afoot when the rude 



1 Times, September 14, 1901. 2 Nature, November 1, 1894. 



