THE STRUGGLE FOR LIFE 24"; 



till the sun is far away and the winter snows begin 

 to fall. He must either move away, and move 

 away very fast, to find the sun again ; or he must 

 chase, and also very fast, some thick-furred animal, 

 and kill it, and clothe himself with its skin. Thus 

 from a man he has become a hunter, a different 

 kind of a man, a further man. He did not wish 

 to become a hunter ; he had to become a hunter. 

 All that he wished was to sit in the sun and be 

 let alone, and but for a Nature around him which 

 would not rest, or let him alone, he would have 

 sat on there till he died. The universe has to be so 

 ordered that that which Man would not have done 

 alone he should be compelled to do. In other 

 words it was necessary to introduce into Nature, 

 and into Human Nature, some such principle as 

 the Struggle for Life. For the first law of Evolu- 

 tion is simply the first law of motion. " Every 

 body continues in a state of rest, or of uniform 

 motion in a straight line, unless it is compelled 

 by impressed forces to change that state." Nature 

 supplied that savage with the impressed forces, with 

 something which he was compelled to respond to. 

 Without that, he would have continued for ever 

 as he was. 



Apart from the initial appetite. Hunger, the 

 stimulus of Environment — that which necessitates 



