Dɪɢɪᴛᴀʟɪs Pᴜʀᴘᴜʀᴇᴀ rated The metaphysics of morals: 4 stars Oct. 30, 2017 Public Immanuel Kant: The metaphysics of morals (1996, Cambridge University Press)The metaphysics of morals by Immanuel Kant (Cambridge texts in the history of philosophy)