"Oh, you know." She sucks in a breath and holds it in her cheeks, then blows it all out at once and recites, "'I went up the mountain and you weren't there, I knocked on your door and looked in the window, maybe you're doing something cool like riding around in your carriage or going fishing, but right now you're not here so I guess I'm going away now.¹'"

¹ The poem that Gu Xiang is mangling here is 'After Missing the Recluse on the Western Mountain.'