CONCEPT
Habituation (Ethismos)
Aristotle's term for the repeated performance through which dispositions of character become second nature — the mechanism by which virtues are cultivated and the reason AI-mediated shortcuts undermine them.
Aristotle's ethismos — translated as habituation — is the mechanism by which virtues are cultivated. We become courageous by performing courageous actions; we become honest by telling the truth even when it is costly; we become practically wise by exercising judgment in situations demanding it. The process is repetitive, patient, and cumulative. A single courageous act does not make a person courageous; the courageous disposition is built through the sustained performance of courageous actions until acting courageously becomes second nature. For the AI moment, the principle has sharp implications: tools that perform the actions through which virtues would be habituated prevent the habituation. The virtue does not develop because the practice through which it would have developed has been circumvented.
In The You On AI Field Guide
Aristotle's account, in Book II of the Nicomachean Ethics, is sometimes misread as a theory of mere habit — as if virtue were merely mechanical repetition of behavior. The Aristotelian account is more subtle. Habituation is not the formation of
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