PHYSICAL EXPRESSION, 



ITS MODES AND PRINCIPLES. 



CHAPTER L 



INTRODUCTORY. 



THIS work has been written as the outcome of 

 observations made on children and adults, and it is 

 hoped that, inasmuch as it is the result of observa- 

 tions on humanity, it may be found of some social 

 use. The principles here put forward and illustrated 

 have been applied very frequently to the considera- 

 tion of questions of importance to individual men, 

 women, and children, and this gives me some 

 confidence that others may find practical results 

 from these studies of the modes of expression. 

 Children are the subjects most often referred to: and 

 this is the result of many years' study of childhood. 

 When I commenced the special study of children, it 

 soon struck me that a sound and well-developed 

 nerve-system was of primary importance as, firstly, 

 giving vitality, and the power to endure organic 

 diseases ; and, secondly, on account of the great 



B 



