CONCLUSION. 291 



may attain his end without requiring the help of a 

 single new principle.' Whether this end will ever be 

 attained is another matter. But we can always gain 

 fuller knowledge of the conditions under which it may 



O v 



come to pass, and of the mechanical processes which 

 form its first principles. Such is the lofty aim after 

 which the science of the General Physiology of Muscles 

 and Nerves strives an aim worthy of the labour of the 

 noblest. 



