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Reader and my self, to conclude, that either my Book is plainly enough written
to be rightly understood by those, who peruse it with that Attention and
Indifferency, which every one, who will give himself the Pains to read, ought
to imploy in reading; or else that I have writ mine so obscurely, that it is in
vain to go about to mend it. Which ever of these be that Truth, ’tis my self
only am affected thereby, and therefore I shall be far from troubling my
Reader with what I think might be said, in answer to those several Objections
I have met with, to Passages here and there of my Book. Since I perswade my
self, that he who thinks them of Moment enough to be concerned, whether they
are true or false, will be able to see, that what is said, is either not well
founded, or else not contrary to my Doctrine, when I and my Opposer come
both to be well understood.
      If any, careful that none of their good thoughts should be lost, have
publish’d their censures of my
Essay, with this honour done to it, that they
will not suffer it to be an
Essay, I leave it to the publick to value the
obligation they have to their critical Pens, and shall not wast my Reader’s
time, in so idle or ill natur’d an employment of mine, as to lessen the satis-
faction any one has in himself, or gives to others in so hasty a confutation of
what I have Written.
      The Booksellers preparing for the fourth Edition of my
Essay, gave me
notice of it, that I might, if I had leisure, make any addtions or alterations
I should think fit. Whereupon I thought it convenient to advertise the
Reader, that besides several corrections I had made here and there, there was
one alteration which it was necessary to mention, because it ran through the
whole Book, and is of consequence to be rightly understood. What I there-
upon said, was this:

      Clear and distinct Ideas are terms, which though familiar and frequent
in Men’s Mouths, I have reason to think every one, who uses, does not
perfectly understand. And possibly ’tis but here and there one, who gives

Locke Hum EpR, p. 12