But what is the core of the political? Men killing men on the largest scale in broad daylight and with the greatest serenity. - Leo Strauss

Nietzsche was not an Existentialist. Existentialism emerged out of the conflict between Nietzsche and Kierkegaard, the Danish religious writer.

No bloody or unbloody change of society can eradicate the evil in man: as long as there will be men, there will be malice, envy and hatred, and hence there cannot be a society which does not have to employ coercive restraint.

An exoteric book contains then two teachings: a popular teaching of an edifying character, which is in the foreground; and a philosophic teaching concerning the most important subject, which is indicated only between the lines.