Modern historians often bring attention to the effects of secularization on the West. Once traditional Christianity ceased to influence Western culture, the experience of the kingdom of heaven naturally diminished, something the famous German sociologist Max Weber called the "disenchantment of the world." In this episode, Fr. John describes how the concept of the saeculum, a kind of neutral cultural space cut off from the life of the Church, first appeared, and how, with Petrarch, it became a haven for humanists fleeing the pessimism of the fourteenth century.