J. O. Urmson; VIII*—A Defence of Intuitionism, Proceedings of the Aristotelian Society, Volume 75, Issue 1, 1 June 1975, Pages 111–120, https://doi.org/10.1093/.

J. O. Urmson; VIII*—A Defence of Intuitionism, Proceedings of the Aristotelian Society, Volume 75, Issue 1, 1 June 1975, Pages 111–120, https://doi.org/10.1093/.

Moral dilemmas, or moral conflicts, present a leading problem in Ethics. Ross calls them the problem of conflicting prima facie moral obligations. Lemmon calls them ‘moral dilemmas’, and Sinnott-Armstrong in his recent book discusses them thoroughly and provides extensive references to relevant literature.