100 



Individually, it is the only thing we can' really call 

 our own ; as we value it for ourselves, let us also re- 

 spect it in others, whether as in man to man, or as in 

 nationality to nationality. 



Looking, therefore, at man in his functional rela- 

 tions, our fourth proposition is, that like other animals 

 he has certain duties to perform purely of a physical 

 nature, and which are rendered imperative by the re- 

 quirements of existence. In virtue, however, of his 

 higher organisation and intellect, he can, within cer- 

 tain limits, subjugate and adapt the forces of nature, 

 and thus acquire a mastery over obstacles which no 

 other animal can, and this mastery wiU be in direct 

 proportion to his intelligence and cultivation. And 

 further, that while other animals but slowly and 

 within restricted limits affect the distribution of plants 

 and other animals, man becomes a modifier and sub- 

 creator as it were — here extirpating and transferring, 

 there cultivating and disseminating ; and even as re- 

 gards his own species, civilising and exterminating, 

 according to the natural capacity or inaptitude of the 

 inferior races for civilisation and advancement. We 

 say civilising and extirpating, for there can be no domes- 

 tication of man as there is domestication of the lower 

 animals. To domesticate is to enslave, and nature 

 has never yet permitted the institution of permanent 



