BIOLOGY AND PROGRESS 209 



the average man. There is nothing in all of this 

 delicate balancing that man has created nor that 

 he can set aside. He is held fast not only by the 

 restrictions of the broad fundamental laws of all 

 life but also by these chemical messengers. His 

 progress has to conform or take place under these 

 conditions. 



Every ambitious person desires to be efficient 

 in the particular tasks undertaken. He is con- 

 scious of some bodily conditions that hinder him 

 at times such as a severe cold or a headache from 

 indigestion. These he easily learns to control. 

 But there are other fundamental conditions that 

 are not as easily understood and which he can but 

 partly regulate. These are those variable bodily 

 conditions associated with the changes that occur 

 every twenty-four hours. When does the body 

 seem most vigorous? When is vitality the lowest 

 in each daily cycle? 



The second question can be answered by any 

 experienced nurse or physician for the majority 

 of people die near three o'clock in the morning 

 and this is the period when most care has to be 

 taken in severe cases of illness as death is more 

 likely unless the body is helped over this natural 

 period of depression. 



Beginning with this period of low vital state, 

 there is a gradual rise in vigor until one comes to 

 his maximum and then a slow decline sets in. I 



