Task: Text Categorization
Input (English): He's not Sigmund Freud, but in one of his works he described the issues with human intimacy through the example of a group of porcupines huddling together for warmth. That concept, known as the Hedgehog's dilemma, is found in a work named for "Appendices and Omissions" in Greek. Another work of his describes the methods of attaining the title condition via a dialectic that branches off between "ad rem"and "ad hominem." In addition to writing (*) Parerga and Paralipomena and The Art of Being Right, this man studied Indian philosophy before claiming "every action can only take place in consequence of a sufficient motive" in his most famous work. That work asserted that we should only strive to know the present and that an idea exists only in relation to an object and subject. For 10 points, name this German philosopher and author of The World as Will and Representation.
Output (English): Social Science