There is no way to understand the character of the taboo rules, except as a survival from some previous more elaborate cultural background. We know a… - Alasdair MacIntyre

The virtues therefore are to be understood as those dispositions which will not only sustain practices and enable us to achieve the goods internal to practices. but which will also sustain us in the relevant kind of quest for the good. by enabling us to overcome the harms. dangers. temptations and distractions which we encounter. and which will furnish us with increasing self-knowledge and increasing knowledge of the good. The catalogue of the virtues will therefore include the virtues required to sustain the kind of households and the kind of political communities in which men and women can seek for the good together and the virtues necessary for philosophical enquiry about the character of the good. We have then arrived at a provisional conclusion about the good life for man: the good life for man is the life spent in seeking for the good life for man, and the virtues necessary for the seeking are those which will enable us to understand what more and what else the good life for man is.

[M]odern society is indeed often, at least in surface appearance, nothing but a collection of strangers, each pursuing his or her own interests under minimal constraints. We still of course, even in modern society, find it difficult to think of families, colleges and other genuine communities in this way; but even our thinking about those is now invaded to an increasing degree by individualist conceptions, especially in the law courts.

There ought not be two histories, one of political and moral action and one of political and moral theorizing, because there were not two pasts, one populated only by actions, the other only by theories. Every action is the bearer and expression of more or less theory-laden beliefs and concepts; every piece of theorizing and every expression of belief is a politcal and moral action.