Page:The Analyst; or, a Discourse Addressed to an Infidel Mathematician.djvu/84

74 XLIX. Although momentaneous Increments, nacent and evanecent Quantities, Fluxions and Infiniteimals of all Degrees, are in truth uch hadowy Entities, o difficult to imagine or conceive ditinctly, that (to ay the leat) they cannot be admitted as Principles or Objects of clear and accurate Science: and although this obcurity and incomprehenibility of your Metaphyics had been alone ufficient, to allay your Pretenions to Evidence; yet it hath, if I mitake not, been further hewn, that your Inferences are no more jut than your Conceptions are clear, and that your Logics are as exceptionable as your Metaphyics. It hould eem therefore upon the whole, that your Concluions are not attained by jut Reaoning from clear Principles; conequently that the Employment of modern Analyts, however ueful in mathematical Calculations, and Contructions, doth not habituate and qualify the Mind to apprehend clearly and infer jutly; and conequently, that you have no right in Virtue of uch Habits, to dictate out of your proper Sphere, beyond which your