Can One Justify Morality To Fooles?

A note of urgency can sometimes be heard, even in otherwise unhurried writers, when they ask for a justification of morality. Unless the ethical life, or (more narrowly) morality, can be justified by philosophy, we shall be open to relativism, amoralism, and disorder. As they often put it: when an amoralist calls ethical considerations in doubt, and suggests that there is no reason to follow the requirements of morality, what can we say to him?.