A definition of poetry can only determine what poetry should be and not what poetry actually was and is; otherwise the most concise formula would be: Poetry is that which at some time and some place was thus named.
Karl Wilhelm Friedrich SchlegelIt is a thoughtless and immodest presumption to learn anything about art from philosophy. Some do begin as if they hoped to learnsomething new here, since philosophy cannot and should not do anything further than develop the given art experiences and the existing art concepts into a science, improve the views of art, and promote them with the help of a thoroughly scholarly art history, and produce that logical mood about these subjects too which unites absolute liberalism with absolute rigor.
Karl Wilhelm Friedrich Schlegel