PREFACE, 
yii 
more patience and time than are likely to 
fall to the fhare of the generality of the 
world. My defign therefore is not to ex- 
hort people indifcriminately to fiudy his 
works ; but, as i obferved before, to give 
them fome idea how ufefull his purfuits are 
likely to become in many refpedts. There 
will appear, i imagine, fuch great and ex- 
ten five views in relation to hufbandry, phy- 
fic, and the general (Economy of human life 
in the few fpecimens i have given, that in 
this age and nation, where every art and 
fcience, that can be of any ufe to the public, 
are fare to meet with generous encouragers, 
there will be found many who will readily 
promote any rational endeavour to pufh 
thefe difcoveries farther, or put in practice 
fuch hints, as may feem to bear a probable 
appearance of fuccefs. 
I can fcarcely condemn mankind for 
treating with contempt a vertuofo whom 
they fee employed in poring over a mofs or 
an infedt day after day, and fpending his 
life in fuch feemingly unimportant and bar- 
ren fpeculations. The firft and moft natu- 
A 4 ral 
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