Abstract
We know of rhetorical questions. But what is a rhetorical response? In the philosophical tradition one example of response stands out: René Descartes's Responses to Objections leveled at his Metaphysical Meditations. In an open invitation he had requested objections, using a rhetorical formula that was central to the post-Humanist Republic of Letters: entering into a correspondence with peers, across borders, and above the narrow confines of academia stuck in the practice of disputation inherited from Medieval Scholasticism. As he put it in a letter to Father Mersenne, he asked for objections "so that what readers may find difficult be elucidated by my responses" (Lettre à Mersenne of January 21, 1641, in Descartes...