Task: Text Categorization
Input (English): author claimed that there is no right to hold a bird of prey accountable for being a bird of prey. Ernst Haeckel latched onto this philosopher's idea of the "world riddle. " A renowned translator and interpreter of this philosopher's works was Walter Kaufman. This thinker chastised his prior love of Wagner in an "attempt at self-criticism" appended to a work in which he contrasted the Dionysian and Apollonian aspects of the title art form. He described the "blond beast" in his treatment of ethics, On the Genealogy of Morals. For 10 points, name this philosopher who proclaimed "God is Dead" in The Gay Science and wrote The Birth of Tragedy.
Output (English): Social Science