BOOK I PART IV
ever may be the reader’s opinion at this present
moment, that an hour hence he will be per-
suaded there is both an external and internal
world; and going upon that supposition, I in-
tend to examine some general systems both an-
cient and modern, which have been proposed
of both, before I proceed to a more particular
enquiry concerning our impressions. This will
not, perhaps, in the end be found foreign to our
present purpose.