Worldly renown is naught but a breath of wind, which now comes this way and now comes that, and changes name because it changes quarter.

Alighieri, Dante. "Inferno." The Divine Comedy, edited by David H. Higgins, translated by C. H. Sisson. Oxford University Press, 2008.

Dante. "The Purgatorio." The Divine Comedy, edited by David H. Higgins, translated by C. H. Sisson. Oxford University Press, 2008.

Chaucer, Geoffrey. "The General Prologue." The Canterbury Tales, edited and translated by Nevill Coghill. Penguin Classics, 2003.

Alighieri, Dante. "Inferno." The Divine Comedy, edited by David H. Higgins, translated by C. H. Sisson. Oxford University Press, 2008.

Saint Thomas Aquinus. The Summa Theologica of St. Thomas Aquinas, translated by Fathers of the English Dominican Provinc. Christian Classics, 1981, pt. 1.