306 



CONCLUSION. 



Chap. XII. 



Fig. 21.— Horror and Agony, copied from a photograph by Dr. Duchenne. 



Conclusion. — I have now endeavoured to describe the 

 diversified expressions of fear, in its gradations from 

 mere attention to a start of surprise, into extreme terror 

 and horror. Some of the signs may be accounted for 

 through the principles of habit, association, and inherit- 

 ance, — such as the wide opening of the mouth and eyes, 

 with upraised eyebrows, so as to see as quickly as possible 

 all around us, and to hear distinctly whatever sound may 

 reach our ears. For we have thus habitually prepared 



