Task: Text Categorization
Input (English): thinker used the term "hexis" to describe acquired characteristics that must be maintained, like health and virtue. In one work, he argued that the highest virtue is thoughtful wisdom. In another work, this author discussed the ideal "complex" plot that incorporates reversals, recognitions, and suffering. This man's treatise on "being qua being" is titled for its position after his treatise Physics, and founded the discipline of metaphysics. In another work, this thinker theorized that the purpose of tragedy is to purge pity and terror, a process called catharsis. For 10 points, name this Greek philosopher who wrote the Nichomachean Ethics and the Poetics.
Output (English): Social Science