You say, "Yeah, here's a math problem I haven't solved before, but so what? I've just done so much math, " it holds no appeal to me before."

你会说“是的，我没解决过这个数学问题，那又怎样？我研究了太久的数学，我对它失去了兴感“

耶鲁公开课 - 死亡课程节选

And I shouldn't just say he here of course, I mean this is he or she but if I get that wrong going on, please forgive me for it.

我不应该只说他,应该说他或她,如果我以后又没注意,请大家多多包涵

耶鲁公开课 - 博弈论课程节选