I will never forget that person, I have a new life, I like to live it, I know you are living a good life and I can't bear to disturb you, I will bless you but my heart will be sour. . . This is youth. Perhaps many years later, seeing similar scenes will bring back memories of him, but when he smiles, there will be a little tears in his eyes. Perhaps this is ambiguity, the kind of unexplainable feeling. . . .