All the properties by which an object can become aesthetic, can be referred to four classes, which, as well according to their objective differences as according to their different relation with the subject, produce on our passive and active faculties pleasures unequal not only in intensity but also in worth; classes which also are of an unequal use for the end of the fine arts: they are the agreeable, the good, the sublime, and the beautiful. Of these four categories, the sublime and the beautiful only belong properly to art. The agreeable is not worthy of art, and the good ...