metaphyſical, and withal not very natural, yet ſuch, however, that without it theſe Ideas could never have been ſhifted from one Species or Genius to another, or Numbers become univerſal. A Savage might ſeparately conſider his Right Leg and his Left Leg, or conſider them together under the indiviſible Idea of a Pair, without ever thinking that he had two; for the repreſentative Idea, which paints an Object to us, is one thing, and the numerical Idea, which determines it, another: He could ſtill leſs reckon as far as five; and though on applying his Hands one to another he might obſerve that the Fingers exactly anſwered to each other, he was very far from thinking on their numerical Quality. He knew as little of the Number of his Fingers as of his Hairs; and if, after making him underſtand what Numbers are, ſome one had told him that he had as many Toes as Fingers, he would perhaps have been greatly ſurprized to find it true on comparing them together.
Pag. 71.
(15.) We muſt not confound Selfiſhneſs with Self-love; they are two very diſtinct Paſſions both in their Nature and in their Effects. Self-love is a natural Sentiment, which inclines
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