Nature's Unequal Distribution of Her Gifts 31 



and thus they found a new home. Now railroads enable 

 us to cross the deserts in perfect comfort. Tunnels have 

 been made through the iriountains, so that we can go easily 

 from one valley to another. Boats of giant size carry us 

 safely and quickly across the stormy oceans. Nature did 

 not intend us to fly through the air or swim beneath the 

 water, but we are learning so much about her laws that we 

 shall soon be almost as much at home in the air and the sea 

 as the birds and fish are. 



