Ence is a beautiful fulfilment of duty, and defensible on the grounds of common-sense; for as no one can serve two masters--that is, in the performance of any particular duty--so no man can both obey his own inclination and submit himself to his master's will in the performance of the same act. On moral grounds, it is improper that any one should attempt to execute in all things the will, of any earthly master; for there is a power, and, in most cases, several powers, superior to both master and servant, to whom