The Greeks knew a virtue term that represented the ability to determine which norms deserved commitment, a virtue term usually misunderstood as “prediction of likely outcomes” or “being hesitant”:promêtheia. Plato’s uses of this term, almost completely ignored by scholarship, show a sensitivity to the prerequisites for the capacity for rational agency. We must add this virtue term to the usual suspects related to acting as a rational agent:sôphrosunê, dikaiosunê, phrônesis, andsophia.Promêtheiastands out for its importance in times of ignorance of the (...) future. (shrink)