any art are to be deliver'd as that art is in perfection, they must of necessity be deriv'd from those in whom it is acknowledged so to be. 'Tis therefore from the practice of Theocritus and Virgil, (the only undisputed authors of Pastoral) that the Criticks have drawn the foregoing notions concerning it.
Theocritus excells all others in nature and simplicity. The subjects of his Idyllia are purely pastoral, but he is not so exact in his persons, having introduced Reapers and fishermen as well as shepherds. He is apt to be long in his descriptions, of which that of the Cup in the first pastoral is a remarkable instance. In the manners he seems a little defective, for his swains are sometimes abusive and immodest, and perhaps too much inclining to rusticity; for instance, in his fourth and fifth Idyllia. But 'tis enough that all others learn'd their excellencies from him, and that his Dialect alone has a secret charm in it which no other could ever attain.
Virgil who copies Theocritus, refines upon his original: and in all points where Judgment has the principal part, is much superior to his master. Tho' some of his subjects are not pastoral in themselves, but only seem to be such; they have a wonderful variety in them which the Greek was a stranger to. He exceeds him in regularityand
