EVIDENCE FOR EVOLUTION 25 



of man s organic life, but of the life of consciousness. 

 The work of Descartes, in disclosing the conditions 

 of thought, still more, the critical philosophy of 

 Kant, piercing deeper into the essentials of rational 

 life, the latest results of experimental psychology, 

 showing how thought-movements, and nerve-move 

 ments, coincide and co-operate, and the best results 

 reached by Darwin and his followers, must have fair 

 and adequate estimate, if we are to travel towards a 

 biological scheme which will hold its place in the 

 interpretation of Nature. 



