In the plot where Wukong begged Taishang Laojun for the elixir for the sick Daiyu, when Daiyu asked "Does it only belong to me or do the other sisters have it?", Wukong responded favorably: "This is the only one in the world. I, the old man, came here to get it for you."
It's so beautiful, I cried when I saw it TT