CHAPTER VIII. 



" '"T~ N HE Expression of the Emotions in Man and 

 J. Animals " followed " The Descent of Man " in 

 1872. The motive which suggested it was the desire to 

 explain the complexities of expression on evolution 

 principles. But the study of emotional expression had 

 evidently engaged Darwin's attention at least from the 

 time when the Fuegians and the Gauchos had vividly 

 roused his imaginative faculties ; and his direct observa- 

 tions commenced as early as 1838, when he was already 

 inclined to believe in evolution, and were continued at 

 intervals ever after. The third edition of Sir Charles 

 Bell's "Anatomy of Expression," published in 1844, 

 while greatly admired by him, was unsatisfactory in 

 being throughout based on the conviction that species 

 came into existence in their present condition ; and not- 

 withstanding that Bain and Herbert Spencer had made 

 considerable advances in a treatment of the subject based 

 on physiology, an exhaustive book was wanted, which 

 should throw on Expression the new and interesting light 

 of Darwinism. 



What was Darwin's method? Observation, cleverly 



