American workers then began to protest,as their jobs were filled by immigrants who were happy to work for less money.

VOA: special.2010.05.20

So you may take this course ultimately via pass-fail or letter grade and I am more than happy to chat with you about the implications and to sign any paper work such as the stack here that you might need.

你可能希望这门课采用及格-不及格分制或者分数制,我很乐意跟你聊下,两个打分制各自的含义,也可以帮你在这里签到。

哈佛公开课 - 计算机科学课程节选

So, you are both happy to be members of religious life council which I work with.

所以，你们两个都很开心成为,我工作的宗教生活委员会的成员。

普林斯顿公开课 - 人性课程节选

That's the case marvelously in this poem, and I'd be happy to talk about particular examples with any of you who'd like to work through it.

这个是在诗歌中非凡的例子，我很乐意谈论这个独特的例子,和你们中任何想研究这个的人。

耶鲁公开课 - 现代诗歌课程节选

If you are happy, and work on your happiness, you are contributing indirectly to other people's happiness, just like the baby who laughed last time-- made you laugh.

你快乐并努力争取快乐，就是间直接对他人的快乐作出贡献，就像上次大笑的婴儿，把你们逗笑。

哈佛公开课 - 幸福课课程节选