Standing in the Center of Heaven and Calling for Love

What is 'immortal'? The so-called cultivation of immortality, what is it? Is it a magical power that can move mountains and reclaim seas? Or the freedom of jumping out of the five elements? Can immortal immortals and mortals who live no more than a hundred years have such exaggerated differences really be considered the same species? Where do demons and ghosts fit into the chain of creatures in the world of immortality? How does spiritual energy work as the energy source for immortal cultivators' magic? Why are the levels of the realm of immortality divided? … There are many problems in cultivating immortality, and Wu Feng believes that the process of exploring these problems is the process of cultivating immortality. (A slow-burning, probably rigorous article on cultivating immortality)