iv PREFACE. 



conscious of the influence of his mode of thought throughout 

 the book. The fact that I have mentioned Professor Karl 

 Pearson only in connexion with expressions of dissent from his 

 views makes me wish the more to own that the day on which 

 I looked into The Grammar of Science was the day when I first 

 surveyed as from a " peak in Darien " the attractive waters 

 which I have sought a little further to explore. 



May, 1907. 



