In fact, time is the most ruthless and useless thing, but all we have is these things, which will eventually perish. Cheng Ying, if we can have a thought in our hearts, no matter whether we are mortals, immortals or demons, it doesn't matter if we confuse Yin and Yang. If we are willing to do so, it means that we have turned this mortal world upside down.
I can't remember how many times I looked back, but it seemed that every time I looked back, all I could think of was that person's face, standing quietly and silently. Maybe these fates were over just by looking back.