The butterfly is the perfect work of art because it is both a representation and alive. It has eyes on its wings.

这只蝴蝶是一个完美的艺术作品,因为它不但是画像，也是,鲜活的，它的翅膀上有眼睛。

耶鲁公开课 - 1945年后的美国小说课程节选

And the butterfly does appear in just one moment, and it's during the tennis scene. As Humbert and Lolita play, there is one butterfly that flits between them. It's a mark of their equality as artists in that moment.

那蝴蝶曾经在短短的一瞬出现过，那是,在那个打网球的场景里，当亨伯特和洛丽塔打球的时候，一只,蝴蝶从他们中间飞过，它标志着他们在那个时刻是艺术家。

耶鲁公开课 - 1945年后的美国小说课程节选