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62

taking account of time as to distinguish
between what one knows and what one
has sufficient reason
to be entirely confident of. The only difference
that there seems to be room for between these
two, is that what one knows, one always will
have reason to be confident of, while what
one now entirely has ample reason to be
entirely confident of, one may conceivably in the
future, in consequence of a new light, find reason to
doubt and ultimately to deny. Whether it is really
possible for this to occur, whether we can be said
truly to have sufficient reason for entire confidence
unless it is manifestly impossible
that we should have any such new light in the