CHAPTER III 

 HUMAN CONTROL 



When we come to apply these prin- 

 ciples in detail to a consideration of human 

 behavior we are confronted with grave 

 difficulties. That a part of our conduct is 

 mechanistically controlled in accordance 

 with physiological laws, no one questions. 

 But the mechanism and significance of this 

 control are not always fully appreciated. 

 There is general agreement that biological 

 control has grown In range and effective- 

 ness on the physiological plane from ameba 

 to man. Now how about the other com- 

 ponents of human life, the behavior colli- 

 gated with conscious motives, purposes, 

 choices, volitions? Are these genuine fac- 

 tors In human control? It is popularly 

 believed that they are. Can this belief 

 endure critical scientific scrutiny? 



The assumption that the mental and the 

 physical belong to different and Incom- 

 mensurable orders of being appears in two 

 popular schools of philosophic thought 



[33] 



