The changed conception of conversation that emerged by c.1700 was about to expand its scope enormously – to the broad culture of Enlightenment Europe, to the fine arts, to philosophy and into the broad political world, both via the conception of public opinion and via the constitutional thought of James Madison (1751–1836). In the Enlightenment, the early modern conception of conversation would expand into a whole wing of Enlightenment thought. The intellectual history of the heirs of Cicero and Petrarch would become the practice of millions and the constitutional architecture of a great republic....
