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It is amazing how much the being interefled to 

 difcover particular objects contributes to our readily 

 diftinguifhing them. 



I remember the being much furprized that a grey- 

 headed game-keeper always faw the partridge on the 

 ground before they rofe, when I could not do 'the. 

 fame.- : Ke told me, however, that the reafon was, 

 I lived in a time when the mooter had no occaiion 

 to give himfelf that trouble. 



He then further explained himfelf, by faying, 

 that when he was young, no one ever thought of 

 aiming at a bird when on the wing, and confe- 

 quently they were obliged to fee the game before it 

 was fprung. He added, that from this neceflity he 

 could not only diftinguim partridges, but fnipes and 

 woodcocks, on the ground. 



Another inftance of the fame kind, is the great 

 readinefs with which a perfon, who is fond Gf courfing, 

 finds a hare fitting in her form : thofe, however, who 

 are not interefted about fuch fport, can fcarcely fee 

 the hare, when it is under their nofe, and pointed 

 out to them. 



But more apparent objects efcape cur notice, when, 

 we are not interefted about them. 



Afk any one, who hath not a botanical turn, what 

 he hath feen in paffing through a rich meadow, at 

 the time it is mod: enamelled with plants in flower ; 

 and he will tell you, that he hath obferved nothing but 

 grafs and dailies. If moil gardeners even are in like 

 manner a-fked whether the flowers of a bean grow oil 

 every fide of the flalk, they will fuppofe that they do, 



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