134 LIFE OF 



One great result made clear by Darwin is that the 

 muscles of expression have not been created or developed 

 for the sake of expression only, and that every true or 

 inherited movement of expression had some natural or 

 independent origin. All the chief expressions are proved 

 to be essentially the same throughout the world, which is 

 an additional argument for man being descended from 

 one stock. We cannot refrain from admiring the tone 

 of the pages which close the book, describing as they do 

 the probable expressions of our early ancestors, their 

 utility, the value of differences of physiognomy, and the 

 desirability or otherwise of repressing signs of emotion. 

 The subject, says the author, " deserves still further atten- 

 tion, especially from any able physiologist;" and so simply 

 ends a volume of surpassing human interest, a text-book 

 for novelists and students of human nature, a landmark 

 in man's progress in obedience to the behest " Know 

 thyself." 



To fully measure the merit of one so far elevated 

 above ordinary men is almost impossible ; rather is it 

 desirable to recognise the undeniable greatness of a great 

 man, and learn all that is possible from him. An un- 

 doubted authority in mental science, however, has given 

 a judgment on Darwin's services to that science, which it 

 is right to quote : " To ourselves it almost seems one of 

 the most wonderful of the many wonderful aspects of Mr. 

 Darwin's varied work that by the sheer force of some 

 exalted kind of common-sense, unassisted by any special 

 acquaintance with psychological method, he should have 

 been able to strike, as it were, straight down upon some 

 of the most important truths which have ever been 



