THE SCIENCE OF HAPPINESS 



tion nearest the surface, but rest assured there are deeper 

 counter currents. 



Whether these deeper currents will ever reach the 

 surface is a question that lies without the pale of 

 heredity. That delightfully impartial verdict "Blood 

 will tell" conveyed all the message that heredity could 

 bring. But which blood the good or the bad ? 



Heredity cannot answer. The decision rests with 

 environment. 



Hence the fundamental mission of all social reforms 

 that go to the heart of things must be so to mould the 

 average environment of civilization that in a larger and 

 yet larger percentage of cases the good blood rather 

 than the bad in each newest generation shall be made 

 to "fe." 



GHOSTS FROM DREAMLAND 



[An amplification of the idea summarized in the opening 

 paragraph of p. 270.] 



Most of us are accustomed to think of the time of 

 sleeping as a time of mental passivity a time when 

 consciousness is altogether absent, or when at most 

 the ill-coordinated ideas flit hither and yon at their own 

 sweet will. But it is well to recall that there are students 

 of the mind who would immediately assure us that in 

 this regard the sleep-state differs from the waking state 

 in degree only, not in kind. Such critics would contend 

 that all mental action, conscious or unconscious, is 



