ON CIRCULATION 3 



multifarious duties, and should the component elements 

 of the nervous system be likewise normal and intact 

 throughout their full extent, then it must likewise follow 

 that that nervous system proper will be entirely equal to 

 its task. That this state of things may be attained, it is, 

 of course, thus necessary that a state of perfect health 

 should prevail throughout the whole non-systemic nervous 

 system, and then will likewise follow that ideally perfect 

 state of being described by Celsus in the oft-quoted phrase : 

 mens sana in corpore sano. 



