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they suffer from sickness, and this is called 

 getting acclimated, when the truth is, they 

 get sick simply because deprived of the 

 pure air that is essential to their vigor 

 and health. 



It matters not whether the air is hot, as 

 in our summers, or cold, as in our winters; 

 they equally enjoy it, and thrive only 

 when the air is pure and fresh. Coldness, 

 or heat, is of the smallest consequence. 

 Freshness is essential. Dryness, or damp- 

 ness, counts little. A horse will be per- 

 fectly well in a damp, dewy meadow, when 

 kept their night and day, and in all kinds 

 of weather. Dampness is nothing. Fresh- 

 ness is everything. 



And now let us inquire why this fresh- 

 ness is so essential. 



