CHAPTER III.
OF THE ULTIMATE SANCTION OF THE PRINCIPLE OF UTILITY.
THE question is often asked, and properly so, in regard to any supposed moral standard–What is its sanction? what are the motives to obey it? or more specifically, what is the source of its obligation? whence does it derive its binding force? It is a necessary part of moral philosophy to provide the answer to this question; which, though frequently assuming the shape of an objection to the utilitarian morality, as if it had some special applicability to that above others, really arises in regard to all standards. It arises, in fact, whenever a person is called on to adopt a standard, or refer morality to any basis on which he has not been accustomed to rest it. For the customary morality, that which education and opinion have consecrated, is the only one which presents itself to the mind with the feeling of being in itself obligatory; and when a person is asked to believe that this morality derives its obligation from some general principle round which custom has not thrown the same halo, the assertion is to him a paradox; the supposed corollaries seem to have a more binding force than the original theorem; the superstructure seems to stand better without, than with, what is represented as its foundation. He says to himself, I feel that I
