Immanuel Kant
Kant developed his moral philosophy in three works: "Groundwork of the Metaphysic of Morals" (1785), "Critique of Practical Reason" (1788), and "Metaphysics of Morals" (1797).
Thoughts on the True Estimation of Living Forces
Thoughts on the True Estimation of Living Forces () is Immanuel Kant's first published work.