Introduction to the metaphysics of morals
Ethics. -- fast -- (OCoLC)fst00915833
Metaphysics. -- fast -- (OCoLC)fst01018304
PHILOSOPHY -- Ethics & Moral Philosophy. -- bisacsh
PHILOSOPHY -- Social. -- bisacsh
All duties are either duties of right, that is, juridical duties, or duties of virtue, that is, ethical duties. Juridical duties are such as may be promulgated by external legislation; ethical duties are those for which such legislation is not possible.