EXERCISE 173 



is time to run or to walk. Certainly, unless the weather 

 is too rainy, this practice will be found beneficial. 

 "But should we not ride in the warm street cars on 

 cold winter days?" city children may ask. By no 

 means ! The colder the air, the more bracing it is. 

 Boys and girls who hurry on foot to school, breathing 

 in the exhilarating oxygen, both save the car fare and 

 store up for the day's work vitality and power that 

 no amount of money can buy. Fortunate are the 

 children who, because their parents cannot afford the 

 necessary car fares, get a larger supply of precious 

 oxygen ! Unfortunate indeed are those children whose 

 well-to-do parents do not realize that by enabling 

 their little ones to avoid exertion in the cold air, they 

 are unthinkingly depriving them of a great benefit ! 

 Again, all of us can have our work out of doors 

 whenever that is feasible. When obliged to stay 

 indoors, we can also make sure that the atmosphere 

 of the room is as pure as possible. Furthermore, all 

 can form the habit of getting out of doors for some 

 active exercise whenever freedom from work and other 

 conditions permit, aiming to cultivate such a love 

 for some open-air game or sport, that we shall keep it 

 up regularly as we grow older. Horseback riding is 

 good, if we can afford it. Tennis, golf, base-ball, 

 skating, and many others are excellent. That is the 

 best for each which can be undertaken most readily, 

 for it is the one most likely to be kept up regularly. 

 Although, other things being equal, a game having 



