Of The Twilight of the Idols, Nietzsche says in Ecce Homo: “If anyone should desire to obtain a rapid sketch of how everything before my time was standing on its head, he should begin reading me in this book. That which is called ‘Idols’ on the title-page is simply the old truth that has been believed in hitherto. In plain English, The Twilight of the Idols means that the old truth is on its last legs.” Certain it is that, for a rapid survey of the whole of Nietzsche’s doctrine, no book, save perhaps the section entitled “Of Old and New Tables” in Thus Spake Zarathustra, could be of more...