THE NATURE AND POTENTIALITIES OF 

 THE UNIVERSE AS REVEALED BY THE 

 STUDY OF BIOLOGY. THE PRODUCTION 

 OF NEW AND UNPREDICTABLE PHE- 

 NOMENA AS TIME PASSES, INCLUDING 

 LIFE AND MIND. 



IN undertaking, at the invitation of Yale University, 

 to give the Terry Lectures having the general sub- 

 ject, "Religion in the Light of Science and Philoso- 

 phy," I must let you know at the beginning what I 

 understand to be the purpose of the lectures, and what, 

 therefore, I shall try to do. 



I shall assume that by religion we mean, for the pur- 

 pose of these lectures, an attempt to get a unified view 

 of the universe, including man ; a unified view that will 

 include the bearings of this unified outlook on the 

 problems of human conduct. I assume that there is no 

 presupposition as to the nature of the views that will 

 be presented ; that there is no presumption that they 

 must agree with any views now held under the name of 

 rehgion or under other names. In past years these 

 lectures have been given successively by a physicist, by 

 an astronomer, by men in other branches of science. 

 This year a biologist is chosen to present them. The 

 intention of thus selecting men from the different sci- 

 ences is, as I understand it, to bring before you the 

 outlook on the world and man that arises through de- 



