The Reverend James V. Schall, SJ, was Professor Emeritus of Politics at Georgetown University. Among his many books are Political Philosophy and Revelation, At the Limits of Political Philosophy, Reasonable Pleasures, and The Order of Things.
"The moral foundation of political economy,” to use Lord Acton’s phrase, rests on the connection of liberty with right, of right with duty, of duty with leisure and delight, and of all with
Bernard de Mandeville (1670–1733) famously (or infamously) suggested that the cause of wealth is vice. If everyone were perfect, Mandeville thought, no one would demand anything.