According to Hannah Arendt, the aim of education is the cultivation of the future action of students. But teaching itself does not seem to count as a form of action for Arendt, leaving us to wonder how teachers estranged from their own natality can hope to cultivate and safeguard the natality of the young. To solve this dilemma, this theoretical article shows how both teaching and action take the form of mediation. In the author’s formulation, the classroom is a theatrical space and the curriculum a reweaving of our cultural constitution.