64 GOOD HEALTH 



On the Fourth of July and every other day let our 

 watchword be " Carefulness." Toy pistols and cannon 

 firecrackers should never be used. Remember that a 

 ruined eye will never grow again. 



Bones are not the only guardians of the eyeball, for 

 there are the eyelids besides the most wonderful cur- 

 tains in the world. 



You do not have to pull a string, or lift a latch, or 

 give a command to make them move. On the contrary, 

 they act as if they did their own 

 thinking. If dust blows, the curtain 

 drops low and the fringe of the eye- 

 lash falls in such a way that you can 

 peep through it even while it keeps 

 the dust out. 



EYELASHES THAT KEEP T , .. , . . . 



THE DUST OUT If an y h g ht 1S to bn g ht the cur - 



tain slides down just far enough to 

 let in what you need ; if you are sleepy, it shuts down so 

 tight that not a ray of light can get in ; while if anything 

 comes quickly toward your open eye, the curtain falls 

 like a flash to protect it. 



Think of your eyelids for a moment. Guess, if you can, 

 how many times they rise and fall every minute. They 

 never grow weary ; they are always diligent and they teach 

 us that even light itself should be kept out sometimes. 



I have never seen an eagle gaze at the sun without 

 winking, although I have heard that he can do it. Not so 



