Like so much else in his life, his heroic effort to finish his last novel came too late; and the luck which might have kept him alive until he had finished was not with him. He had predicted to Perkins in the middle of December that he could complete a first draft by January 15, and at the rate he was going he might have done so; on December 20 he completed the first episode of Chapter VI. The next day he had a second, fatal heart attack.

Our question "Who is Nietzsche's Zarathustra?", it would seem, can be easily answered. For we find the response in one of Nietzsche's own works, in sentences that are clearly formulated and even set in italic type. The sentences occur in that work by Nietzsche which expressly delineates the figure of Zarathustra. The book, composed of four parts, was written during the years...