The "Thus Spake" series is a collection of small little books or booklets that you can carry around for convenience. Thus Spake Zarathushtra is a part of the series available for separate purchase. Contents: 1. Ahura Mazda 2. Fire 3. Death 4. Nature 5. Good and Evil 6. Love and Ecstasy 7. Feeling and Imagination 8. Spirit of Thanksgiving 9. Prayer 10. Knowledge an Wisdom 11. Faith 12. Time