chapter  2
13 Pages

## The Notion of General Intelligence and the Choice of Test Items

IT IS quite commonly argued nowadays that we are perfectly free to defme words as we please (which is, of course, true) and that it does not matter how we decide to do this so long as we make explicit what we are doing. But there is a danger in this last idea, for it is possible to defme a word in a way that fails to make some distinction which is persistently sensed, however dimly, by the users of the word; and when this occurs confusion of thought will generally ensue.