ON TREES AND BIRDS. 



105 



upon us. The way that she makes the soil is through 

 the forming of leaves and grasses, and then turning 

 these into decay and in this way separating the rocks 

 into small particles, and thus replacing the earth that is 

 washed into the rivers. But the waste of soil is more 

 rapid than the formation. We cannot afford to destroy 

 the earth's surface. We should live to make the world 

 better. 



