6 The processes of life 



Now it is commonly taken for granted 

 that on this great problem — the problem of 

 Heredity — ^psychology can have nothing to 

 say. But I have come at length to think 

 that, provided we look at the world from 

 what I would call a spiritualistic and not from 

 the usual naturalistic standpoint, psychology 

 may shew us that the secret of heredity is to 

 be found in the facts of memory. 



But first of all, in accordance with the 

 observation just quoted, it seems desirable 

 to enounce a few general propositions true 

 "of the larger secret of life itself" and 

 applicable also to this particular part of it. 



To begin — we find the processes observ- 

 able in the world around us can all be ranged 

 in one or other of two classes, as either 

 anabolic processes or katabolic — to use in 

 a somewhat wider sense the terms of a 

 Cambridge physiologist. The former we take 



