PART IV. 



Savage Survivals In Higher 

 Peoples 



1. Purpose of this Sub-course. 



The first five lessons of this second-year ethics 

 course form a sub-course in themselves. The gen- 

 eral purpose of this sub-course is to teach some- 

 thing about our natures and how we happen to 

 have the natures we have — something about where 

 our natures came from. 



You often hear it said that human nature never 

 changes — that it is the same today as it has al- 

 ways been and that it will always be the same as 

 it is now. This is not true. Human nature has 

 groivn to be what it is ; and it will continue to 

 change and grow thruout the ages of the future. 

 It did not always exist. It has been formed, like 

 coal, and river valleys, and mountains. 



We used to believe that coal had always been in 

 the ground. But we know now that it was nearly 

 all formed in a certain age of the world called the 

 Carboniferous Age. Before this age there was no 

 coal in the ground, or very little. And we know, 

 too, that coal has been formed by the accumula- 

 tion of decaying vegetable matter, which grew 

 and fell down age after age, and then was cov- 

 ered up by rock deposits ; and by being subjected 

 to different degrees of heat and pressure the dif- 



