1. Aristotle. 2007. In On Rhetoric: A Theory of Civic Discourse, ed. George A. Kennedy, 2nd ed. New York: Oxford University Press.
2. Babich, Babette E. 2006. Words in Blood, Like Flowers: Philosophy and Poetry, Music and Eros in Hölderlin, Nietzsche, and Heidegger. Albany: SUNY Press.
3. Cauchi, Francesca. 2022. Zarathustra’s Moral Tyranny: Spectres of Kant, Hegel and Feuerbach. Edinburgh: Edinburgh University Press.
4. Downard, Jeffrey. 2004. Nietzsche and Kant on the pure impulse to truth. Journal of Nietzsche Studies 27: 18–41.
5. Hill, R. Kevin. 2003. Nietzsche’s Critiques: The Kantian Foundations of his Thought. Oxford: Oxford University Press.