If there exists on any subject a philosophy (that is, a system of rational knowledge based on concepts), then there must also be for this philosophy a system of pure rational concepts, independent of...

The Science of Right has for its object the principles of all the laws which it is possible to promulgate by external legislation. Where there is such a legislation, it becomes, in actual application...

Kant's Groundwork of the Metaphysics of Morals is one of the most important works in modern moral philosophy. It belongs beside Plato, Aristotle, Machiavelli, and Hobbes. Here Kant sets out to articulate...