The article considers the option of training as an appeal to a new system of views, leading to a change in worldview and self-understanding. The idea of such a pedagogical transformation arises in antiquity, and then in its own way is rethought in Christianity, on the basis of which medieval ideas about pedagogy are formed. The development of the idea of education as a transformation, a qualitative change in the personality of the student is traced in the transition from the metaphor of “re-volution” to the concept of “conversion”.