Thomas Aquinas and William Langland inherited the dynamic metaphor of journeying as a fundamental concept of the Christian life and harnessed it to animate their magisterial texts: the Summa Theologiae and Piers Plowman. Christians' journey back to God consists in the way of charity, yet it is far from straightforward or sequential. Rather, it is impinged upon by epistemic ambiguity, our willful continued habits of resistance, and inherent limitations on our perfection. In sum, the virtues are divine gifts humanly received, treasure in earthen vessels. Together these authors show the...