But now I am talking of beginning a book, and have long had a thing upon my mind to be imparted to the reader, which, if not imparted now, can never be imparted to him as long as I live (whereas the COMPARISON may be imparted to him any hour in the day) ----I'll just mention it, and begin in good earnest.

But now I am talking of beginning a book, and have long had a thing upon my mind to be told to the reader, which, if not told now, can never be told to him - so I'll just mention it, and then begin in good earnest.
