"SCM Brieflys" introduce texts commonly studied at A level and Level One undergraduate courses in Philosophy, Theology and Religious Studies. A comprehensive introductory chapter sets the text and its author in their wider context. The texts are analyzed and summarized in an accessible and yet thorough style that makes "SCM Brieflys" an essential study tool for all who want to engage in more depth with some of the key texts of philosophy, theology and related disciplines. "Kant's Critique of Practical Reason" (1788) is one of his most important works and a key text to understanding Kant's philosophy and the impact it had on later developments of moral philosophy and ethics.