Introduction Otfried Höffe; Part I. The Aesthetic Dimension: 1. Nietzsche's conception of irony Ernst Behler; 2. Nietzsche, philosopher of music Richard Klein; 3. Artistic metaphysics: on Nietzsche's early program for an aesthetic justification of the world Volker Gerhardt; 4. 'The three metamorphoses': a genealogy of the spirit Annemarie Pieper; Part II. Philosophical Themes: 5. Nietzsche's invention of the pre-Socratics Tilman Borsche; 6. Nietzsche's stance toward ancient and modern enlightenment Henning Ottmann; 7. 'An animal that may make promises' Otfried Höffe; Part III. Power and Truth: 8. Nietzsche's doctrine of the will to power Wolfgang Müller-Lauter; 9. Nietzsche on the sovereignty of perspectival reason in philosophy Friedrich Kaulbach; 10. On the question of dialectics in Nietzsche's epistemology Alfred Schmidt; 11. Nietzsche's concept of truth Rüdiger Bittner; Part IV. Religion and Religiosity: 12. The tremendous moment Jörg Salaquarda; 13. Nietzsche's critique of the reason of his life: on the interpretation of The Antichrist and Ecce Homo Werner Stegmaier.