18397) WOMAN IN EVOLUTION OF HUMAN RACE 93 
warned, if this be possible, that their organisations are not of such 
a kind that they can rely upon continuous and certain progress. 
The laws of evolution point distinctly to a future in which retro- 
gression and extinction is perhaps certain ; but man’s past history 
and the same laws also hold out hopes for the maintenance of 
progress through an indefinite time, if he is capable of controlling 
his own destiny through the right use of experience and of the 
wonderful control over nature that his capacities have enabled him 
to attain. ALPHEUS HyYart. 
Boston Society oF NAtTurAL History, 
Bosron, Mass., 
