BOOK I PART II
of rest and annihilation, it is evident, that the
idea, which results from them, is not that of a
contact of parts, but something else; which is
concluded to be the idea of a vacuum.
The third objection carries the matter still far-
ther, and not only asserts, that the idea of a
vacuum is real and possible, but also necessary
and unavoidable. This assertion is founded
on the motion we observe in bodies, which,
it is maintained, would be impossible and in-
conceivable without a vacuum, into which one
body must move in order to make way for an-
other.. I shall not enlarge upon this objection,
because it principally belongs to natural philos-
ophy, which lies without our present sphere.
In order to answer these objections, we must
take the matter pretty deep, and consider the
nature and origin of several ideas, lest we dis-