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.

This man wrote about a creature that "launch'd forth filament, filament, filament" in a poem about a "noiseless patient spider." He wrote "Flood-tide below me! I see you face to face!" in his "Crossing Brooklyn Ferry." He published a "deathbed edition" of his continually revised masterpiece, which includes a poem beginning "I celebrate myself, and sing myself." For 10 points, name this American poet who included "Song of Myself" in his Leaves of Grass.

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Literature