Obsession with Immortality

People ask: What is immortality? Some people say that it is immortal, and some people say that it has the same lifespan as heaven and earth. Su Chen stood at the end of eternity, looking back at the twelve steps and one hundred and twenty realms. On every step, there was someone he couldn't let go of. He answered softly: "Longevity is not about how long you live, but how long you remember.