If words have all their possible extent of power, three effects arise in the mind of the hearer. The first is, the sound; the second, the picture, or representation of the thing signified by the sound; the third is, the affection of the soul produced by one or by both of the foregoing. Compounded abstract words, of which we have been speaking, (honor, justice, liberty, and the like,) produce the first and the last of these effects, but not the second. Simple abstracts are used to signify some one simple idea without much adverting to others which may chance to attend it, as blue, green, hot, cold, and the like; these are capable of affecting all three of the purposes of words; as the aggregate words, man, castle, horse, &c. are in a yet higher degree. But I am of opinion, that the most general effect, even of these words, does not arise from their forming pictures of the several things they would represent in the imagination; because, on a very diligent examination of my own mind, and getting others to consider theirs, I do not find that once in twenty times any such picture is formed, and when it is, there is most commonly a particular effort of the imagination for that purpose. But the aggregate words operate, as I said of the compound-abstracts, not by presenting any image to the mind, b............