Nietzsche's philosophy - at once revolutionary, erudite and deep - reaches into all spheres of the arts. Well into a second century of influence, the profundity of his ideas and the complexity of his writings still determine Nietzsche's power to engage his readers. His first book, "The Birth of Tragedy," presents us with a lively inquiry into the existential meaning of Greek tragedy. We are confronted with the idea that the awful truth of our existence can be revealed through tragic art, whereby our relationship to the world transfigures from pessimistic despair into sublime elation and...