viii PREFACE TO THE FIRST EDITION 



the point of view of the man of science, to break 

 down this isolation would be, at best, but sorry 

 kindness ; but, from a wider point of view, for 

 the good of the nation and of mankind, a more 

 general acceptance of a share in the impersonal 

 open-minded search for truth, which is the essence 

 of science, is ardently to be desired. 



With some such thoughts as these, the writer 

 sends forth the following pages. 



Cambridge, 2^th June 1904. 



