Now, I said, every art has an interest? Certainly. For which the art has to consider and provide? Yes, that is the aim of art. And the interest of any art is the perfection of it—this and nothing else? What do you mean? I mean what I may illustrate negatively by the example of the body. Suppose you were to ask me whether the body is self-sufficing or has wants, I should reply: Certainly the body has wants; for the body may be ill and require to be cured, and has therefore interests to which the art of medicine ministers; and this is the origin and intention of medicine, as you will
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