126 MAN AN ADAPTIVE MECHANISM 



Photo by Paul Thompson. 



FIG. 8. ATHLETE MAKING A RECORD BROAD JUMP. 

 Activation for supreme physical exertion is wonderfully portrayed in this 

 figure of an athlete making a record jump. Compare the facial exprci<>n 

 with that of anger or fear. 



strong emotion with that of individuals during su- 

 preme physical exertion when fighting, running, jump- 

 ing' or seizing prey. (Fig. 8.) The accompanying 

 photographs of athletes during or immediately after 



