of other things arbitrarily and capriciously established, depends wholly upon accident and custom. The cottager thinks those apartments splendid and spacious, which an inhabitant of palaces will despise for their inelegance; and to him who has passed most of his hours with the delicate and polite, many expressions will seem sordid, which another, equally acute, may hear without offence; but a mean term never fails to displease him to whom it appears mean, as poverty is certainly and invariably despised, though he who is poor in the eyes of some, may by others be envied for his wealth.
Words become low by the occasions to which they are applied, or the general character of them who use them; and the disgust which they produce, arises from the revival of those images with which they are commonly united. Thus if, in the most solemn discourse, a phrase happens to occur which has been successfully employed in some ludicrous narrative, the gravest auditor finds it difficult to refrain from laughter, when they who are not prepossessed by the same accidental association, are utterly unable to guess the reason of his merriment. Words which convey ideas of dignity in one age, are banished from elegant writing or conversation in another, because they are in time debased by vulgar mouths, and can be no longer heard without the involuntary recollection of unpleasing images.
When Macbeth is confirming himself in the horrid purpose of stabbing his king, he breaks out amidst his emotions, into a wish natural to a murderer.
