It occurred to me here I could take that theme and turn it upside down against itself and it would work.

我突然发现,我能把这个主旋律颠倒过来并合在一起,还挺行得通的

耶鲁公开课 - 聆听音乐课程节选

It occurred to me it'd be a great magic trick if I then appeared in back.

如果我突然在后排出现,那就是非常精彩的魔术了

耶鲁公开课 - 心理学导论课程节选