A retreat, as Knox describes it, is a time of leisure for God. Yet a retreat is not a permanent state; one must return from the mountain to the world of familiar work and care. The grace of A Retreat for Priests—what makes it an immensely beneficial book both for priests and for the laity entrusted to their care—is its power to make its readers like the Apostles at the close of the Transfiguration, seeing 'no man any more, but Jesus only'.