160 INTRODUCTION TO SCIENCE 



physical Method," in Lectures on the Method of 

 Science, Oxford, 1906, p. 114.) 



A QUESTION. In regard to "the soul and 

 body problem" and also in regard to "the secret 

 of the organism," some reader may be inclined 

 to press the following question: This discussion 

 of "the unity of the organism " and " the autonomy 

 of the organism " is all very well, but do you mean 

 that there is in the living creature more than 

 matter and energy, or not? To this and similar 

 questions the scientific answer must be that the 

 question is not rightly put. We do not know 

 what matter really is, nor what all the energies 

 of matter may be. What we do know is, that 

 physico-chemical formulae do not make the 

 living creature intelligible, and that we have 

 no warrant for asserting that the physical con- 

 cepts of "matter" and "energy," abstracted off 

 for special scientific purposes, exhaust the reality 

 of Nature. 



We have known of a school where the distinc- 

 tive feature was solidarity, loyalty, and esprit 

 de corps. No one ever saw this esprit de corps, 

 but it was, in a way, the most real thing about 

 the school. So, though we may not be able to 

 understand it, the hierarchy of Nature is full of 

 illustrations, on an ever grander scale as we 

 ascend the series, of the fact that the whole may 

 be greater than the sum of its parts. Thus we 



