eae CCUCU 
| he Pret AE 
effluvia of Bodies diffolv'd in the Air ; Or the particles of bodies dif: 
folv’d or diffoluble in Liquors, or the more quick and violent fha- 
a king motion of heat in all or any of thefe: whatfoever does any wayes pra- 
mote any. of thele kinds of criveria, does afford away of improving ome 
one Jenfe. And what a multitude of thefewould a diligent Man meet 
with in bis inquiries? And this r. the. Pelping and promoting the fenfi- 
tive faculty only. 
Next,as for the Memory, or retentive faculty, we may be fufficiently 
inftrutted from the written Hiftories of civil actions, what great affi- 
fiance may be afforded the Memory, inthe committing to writing things ob- 
fervable in natural operations. If a Phyfitian be therefore accounted the 
more able in his Faculty, becaufe be has had long experience and prattice, 
the remembrance of which, though perhaps very imperfect, does regulate all 
his after aftions : What ought to be thought of that man, that has not only 
_. a perfect regilter of his own experience,but is grown old with the experience — 
of many hundreds of years, and many thoufands of men. 
And though of late , men, beginning to be fenfible of this convenience, 
have bere and there regiftred and printed fome few Centuries, yet for the 
moft part they are fet Se very lamely and imperfetily, and, Ifear, many 
times not fo truly, they feeming, feveral of them, to be defien'd more for 
Oftentation then publique ule + For,not toinflance,that they do,for the 
moft part,omit thofe Experiences they bavemade , wherein their Patients 
have mifcarried jt is very eafie to be perceiv'd,that they do all along hyper- i 
bolically extol their own Prefcriptions, and vilifte thofe of others. Not- 
withflanding all which, thefe kinds of Hiflories are generally efteem'd ufe- 
ful, even tothe ableft Phyfrtian, 
What may not be expetied from the rational or deduttive Faculty 
that is furnilbt with fich Materials, and thofe fo readily adapted, and 
rang d for ufe,that in a moment, as ‘twere, thoufands of of Inflances, ferving 
for the illuftration,determination, or invention, of almoft any inquiry, 
may bereprelented even tothe fight ? How neer the nature of Axioms 
muft allthofe Propofitions be which are examin’d before fomany Wit- 
nefles? And how difficult will it befor any, though never fo fubtilaner= 
ror in Philofophy, to {cape from being difcover’d, after it hasindurd the 
touch, and{o many other tryals ? . d What Z 
