Preface xv 



because it involved the idea that the organism is 

 no more than a machine." 



The book was to consist of four long chapters, 

 the contents of which were to be as follows : 



I. The failure of modern interpretative 

 Biology. 



II. The utilitarian origin of the human 

 intelligence. 



III. The consequent acceptability to many 

 minds of a mechanistic theory of the 

 organism and of a materialistic theory 

 of evolution. 



IV. Some suggestions as to the direction in 

 which an understanding of life may 

 be sought. 



When he joined the Army two chapters 

 were written, the first revised, the third begun. 

 The fourth chapter, which was to have been the 

 constructive part of the book, is entirely unwritten. 

 In his pocket-book he sketches the plan of the 

 four chapters characteristically in the form of a 

 Beethoven symphony : 



CHAPTER I. 1st Movement. 

 CHAPTER II. Scherzo. 

 CHAPTER III. Adagio. 

 CHAPTER IV. Finale. 



Amongst his papers the only direct indications 

 I can trace of the contents of the final chapter are 



