And the same way we develop any skill, Aristotle tells us, we become virtuous by doing virtuous things. This is the “lifelong process” part of the equation: “Virtue comes about,” he writes, “not by a process of nature, but by habituation.… We become just by doing just actions, temperate by doing temperate actions, brave by doing brave actions.” In other words: we have to practice generosity, temperance, courageousness, and all the other virtues, just like annoying Rob practiced his annoying bagpipes. Aristotle’s plan requires constant study, maintenance, and vigilance. We may have been born
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