— 504 —
The Ends of Language, First, To convey our Ideas.
      §23. To conclude this Consideration of the Imperfection, and
Abuse of Language; the ends of Language in our Discourse with others,
being chiefly these three: First, To make known one Man’s Thoughts
or Ideas to another. Secondly, To do it with as much ease and quickness,
as is possible; and Thirdly, Thereby to convey the Knowledge of
Things. Language is either abused, or deficient, when it fails in any
of these Three.
      First, Words fail in the first of these Ends, and lay not open one
Man’s Ideas to anothers view. First, When Men have names in their
Mouths without any determined Ideas in their Minds, whereof they
are the signs: or Secondly, When they apply the common received
names of any Language to Ideas, to which the common use of that
Language does not apply them: or Thirdly, When they apply them
— 505 —
very unsteadily, making them stand now for one, and by and by for
another Idea.
Locke Hum III, 10, §23, pp. 504-505