520 JOURNAL OF THE ROYAL ITORTTCULTURAL SOCTF/FY. 



the resulting structures being o'ften far more complicated than a 

 watch. 



Conclusion. — Whether, therefore, we examine animals or plants, 

 we cannot fail to see that both, during growth and development, differ 

 from inorganic bodies by exhibiting results which, when compared 

 with precisely similar or analogous works of man, we usually regard 

 as proofs of intelligence. The only property we know of capable 

 of effecting this is life; but whence life came is scientifically both 

 unknown and unknowable. 



