Given the task definition and input, reply with output. 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.

When it was originally published as part of larger work in 1855, this poem was not divided into sections and was not even given a separate title. The speaker is not a bit tamed and untranslatable and sounds his barbaric yawp over the roofs of the world. The poet asserts that, what I assume you shall assume/ for every atom belonging to me as good belongs to you. For 10 points, what is this transcendentalist poem by Walt Whitman, which opens with the line I celebrate myself
Literature