APPENDIX 



AUTHOR'S ADDENDA 



See Page 13 



BUT I may say in passing that though articulate 

 speech and the power to maintain the upright position 

 come much about the same time, yet the power of 

 making gestures of more or less significance is prior 

 to that of walking uprightly, and therefore to that of 

 speech. Not only is gesticulation the earlier faculty 

 in the individual, but it was so also in the history of 

 our race. Our semi-simious ancestors could gesticulate 

 long before they could talk articulately. It is signifi- 

 cant of this that gesture is still found easier than 

 speech even by adults, as may be observed on our river 

 steamers, where the captain moves his hand but does 

 not speak, a boy interpreting his gesture into language. 

 To develop this here would complicate the argument ; 

 let us be content to note it and pass on. 



II 



See Page 18 



Nevertheless, the smallness of the effort touches 

 upon the deepest mystery of organic life the power to 

 originate, to err, to sport, the power which differen- 

 tiates the living organism from the machine, however 

 complicated. The action and working of this power is 

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