[1] "Also sprach Zarathustra," I.
[2] "Menschliches allzu Menschliches," III, § 185.
[3] "Science and Immortality," New York, 1904.
[4] "Menschliches allzu Menschliches," II, § 88.
[5] "Morgenröte," § 42.
[6] "Zur Genealogie der Moral," III, 11 to 17.
[7] "Morgenröte," § 91.
[8] "Götzendämmerung," IX, § 19.
[9] "Götzendämmerung," IX, § 24.
[10] "Götzendämmerung," IX, § 38.