[ ^'67 ] 



"■ cf our couciLfioui conce'ii iig th.U rdat'on ? it ra.iy be replied ia 



" one word expe'ieiue Eat if it be afked, what h the foitnia- 



'■ t'lon of aV our conclufwns from experience'^ this implies a queflioa 



" of more diiiicalt folution." And, p. 305, " AH inferences from, 



" experience fuppofe as their foundiition that the future wilL 



" referable the paff,^ and thaft fimilar powers will be conjoined 



" with fimilar feniible qualities; but if theie be any fufpicioa 



" that the courfe of nature may change, the paft may be no 



*' rule for the future, and experience becomes ufelefs." And, p. 



307, " When a perfon has lived fo long in the world as to 



I" have obferved fimilar objeds or events to be conftantly con- 



1" joined together, he immediately infers the exigence of the 



" one from the appearance of the other ; yet he has not by all 



("" his experience acquired any idea of the fecret power by 



I" which the one objedl produces the other; nor is it by any 



I*' procefs of reafoning he is induced to draw this inference ; flill he. 



r- finds himfelf determined to draw it. There is then fome other 



:" principle that determines him this principle is cujlom or 



" habit:' 



It may cafily be fhewn that this principle is not cuftom and 

 habit, for to conftitute thefe, repeated obfervations are requifite ; 

 whereas the memory of a fingle inftance is often fufficient to in- 

 duct the mind even of a child, or a brute animal, to exped in 

 fimilar circumftances an event fimilar to that already experienced. 



Of 



