Instructions Full Game: These are multiple-choice quizzes with four possible answer choices that include all questions in a given set.     
Identify the following philosopher:

(1788-1860) German philosopher. Best known for "The World as Will and Representation" (1818), wherein he characterizes the phenomenal world as the product of a blind and insatiable metaphysical will.
Jean-Paul Sartre
Arthur Schopenhauer
Sun Tzu
Ludwig Wittgenstein