This I must say, this topic ignited my imagination when I was a kid when I thought about it; when I was an athlete.

我必须承认，这个话题点燃了我的想象,当我是孩子时想到它;,当我还是一名运动员时。

哈佛公开课 - 幸福课课程节选

Now, at this point I have to just confess, as I've confessed at other times before, the three is a claim about empirical science.

在这一点上我必须承认,像我之前承认过的那样,前提三是关于实证科学的

耶鲁公开课 - 死亡课程节选

Now, efficiency is obviously an important consideration when you're designing code, although I have to admit, at least for me, I usually want to at least start initially with code that works, and then worry about how I might go back and come up with more efficient implementation.

现在，当你设计程序的时候效率,是不得不考虑的问题，虽然我必须承认，至少对我来说,我是先担心程序能不能运行,再去把它的效率优化的,我喜欢可靠点的东西。

麻省理工公开课 - 计算机科学及编程导论课程节选