At the end of the sixth century anyone would have said that Augustine had found his niche in life. Looking at this respected prior of a monastery, almost anyone would have predicted he would spend his last days there, instructing, governing, and settling even further into this sedentary life. But Pope St. Gregory the Great had lived under Augustine’s rule in that same monastery. When he decided it was time to send missionaries to Anglo-Saxon England, he didn’t choose those with restless …