"Xiaoya, you said there will be an afterlife, but I will no longer be me in the afterlife. I won't recognize you anymore. I can't play the piano for you anymore. I can't stay with you like this. Xiaoya, I'm sorry, Huang'er, I have to forget you. If you can find me in the next life and I don't remember you, just forget about Huang'er. Don't learn from me. It's so stupid to wait. It's uncomfortable to wait for others..."