In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.

John Mood wrote books about this author "on Death and other Oddities" and "On Love and other Difficulties. " William Gass translated this author's concept of "weltinnenraum" as "innerworldspace" in a book titled "reading" this author. This poet described a caged animal who sees "a thousand bars, and beyond them no world" in a poem inspired by a Rodin sculpture, and praised Gaspara Sampa as an ideal hero in the first of a set of ten poems. This author of "thing-poems" like "The Panther" asked "Who, if I cried out, would hear me among the angelic orders" in poems named for a castle. For 10 points, name this German poet of the Sonnets to Orpheus and the Duino Elegies.
Literature