Marcus reframes our relationship with mortality by suggesting that the real tragedy is not death itself but a life unlived. Death is natural and inevitable - every moment brings us closer to our end. But many people spend their entire existence postponing real living, waiting for perfect conditions, avoiding risks, or conforming to others' expectations rather than pursuing their authentic path. The fear of death often prevents us from truly living, creating a cruel irony where trying to preserve life actually drains it of meaning and vitality. True courage means accepting mortality while choosing to live fully - pursuing virtue, forming deep relationships, contributing to something greater than ourselves, and becoming the person we're capable of being.