BOOK I PART II
tinguishes it from duration. Now as time is
composed of parts, that are not coexistent: an
unchangeable object, since it produces none
but coexistent impressions, produces none that
can give us the idea of time; and consequently
that idea must be derived from a succession of
changeable objects, and time in its first appear-
ance can never be severed from such a succes-
sion.
Having therefore found, that time in its first
appearance to the mind is always conjoined
with a succession of changeable objects, and
that otherwise it can never fall under our no-
tice, we must now examine whether it can be
conceived without our conceiving any succes-
sion of objects, and whether it can alone form a
distinct idea in the imagination.
In order to know whether any objects, which