Sidney in theory and practice
... There has always been a conflict between two schools of thought in literature, that is, those who believe in art for the sake of art and those who believe in art for the sake of instruction. According to the Aristotle's doctrine of poetry, the essence of poetry is imitation and entertainment simultaneously, which is also mentioned by Sidney in the third sonnet of Astrophel and Stella;
What Loue and Beautie be; then all my deed
But copying is, what in her Nature writes.
or interpreted to mean the same thing, as in Jonson. "Poesie," writes Sidney, "therefore is an arte of imitation, for so Aristotle termeth it in his word Mimesis, that is to say, a representing, counterfeiting, or figuring forth: to ...