He says something, and he doesn't really know where those words come from. He doesn't really know what made his granny so angry about those words.

他不知道自己说了什么,更不知道为什么,这会让祖母抓狂。

耶鲁公开课 - 1945年后的美国小说课程节选

And you remember Yeats in "The Second Coming," - there's a beast that's kind of-- He doesn't know what it is, and here he's saying something similar.

你们记得在二次圣临里“,有提到一只野兽-,他不知道那到底是什么，在此他表达相似的想法。

耶鲁公开课 - 现代诗歌课程节选