A HISTORY OF SCIENCE 



themselves Darwinians to - day. It will require at 

 least another century for these ideas to produce their 

 full effect. Then, in all probability, it will appear that 

 the nineteenth century was the most revolutionary 

 epoch by far that the history of thought has known. 

 And it owes this proud position to the fact that it was 

 the epoch in all history most fully subject to the domi- 

 nant influence of inductive science. Thanks to this 

 influence, we of the new generation are able to start 

 out on a course widely divergent from the path of our 

 ancestors. Our leaders of thought have struggled free 

 from the bogs of superstition, and are pressing forward 

 calmly yet with exultation towards the heights. 



