City of Man

The "City of Man" is a theoretical construct representing the earthly realm, contrasted with the "City of God," which symbolizes the spiritual realm. This concept was famously articulated by St. Augustine in his philosophical treatise The City of God Against the Pagans. Augustine developed this idea in response to claims that Rome's fall was due to the abandonment of paganism. He argued that Rome's decline stemmed from internal moral decay, and that true salvation lay in the City of God.12

The City of Man is characterized by its earthly concerns, temporal power, and the struggles of humanity, while the City of God represents faith, divine will, and eternal peace. These two "cities" are seen as intertwined throughout human history, with their ultimate separation occurring at the end of time. This concept has profoundly influenced Western thought and theology, shaping ideas about human society, governance, and destiny.12