FOREWORD 
T HIS book is the result of a pur¬ 
pose to find out what facts have 
been discovered by scientists to sup¬ 
port the theory of the evolution of 
organic life. I have tried to dis¬ 
tinguish between the facts which 
they present and their deductions 
from those facts. Facts we should 
be willing to accept, and must ac¬ 
cept, from whatever source, if we 
are honestly seeking the truth, but 
their philosophical opinions we 
have a full right to question. 
The book, therefore, consists 
largely of quotations, and these are 
made, for the most part, from 
avowed advocates of the theory of 
evolution. If it shall prove to be 
of any help, especially to young 
