President Obama told the graduating class at Arizona State that what drives them through life should not be money, celebrity or power, but a higher calling.

VOA: standard.2009.05.14

I talked about life is not like a mathematic problem ? with you or in my other class ?

我说过生活不是个数学难题,是跟你们说过？，还是在我另外的课上？

麻省理工公开课 - 电影哲学课程节选

I want to go on the bridge " where I have to risk my life to get to class."

我要走另外一座桥,我得冒着生命危险去教室“

耶鲁公开课 - 心理学导论课程节选

If the land isn't taken up by large oligarchies life slaveholding class--then the small guy has a chance.

如果土地没有被大的垄断方占有,奴隶阶级,弱小的一方就仍会有希望

耶鲁公开课 - 美国内战与重建课程节选

So if you really want class to make a difference in your life, it's up to you.

所以如果你真的想通过这门课改变生活，一切取决于你。

哈佛公开课 - 幸福课课程节选

I believe this class is " one of the most mind-opening experiences of my life."

我认为这门课是,在我生活中最为开放思维的一段经历了“

耶鲁公开课 - 死亡课程节选

This is a life cycle of a particular class of viruses called retroviruses.

这里是称为逆转录病毒的一种特殊病毒的,生命周期

耶鲁公开课 - 生物医学工程探索课程节选

Against the backdrop of Marx's thought pervading - not just Russian life but beginning to pervade Russian government-- against this backdrop, the idea of struggle, as in class struggle, is going to predominate.

马克思的思想不但席卷,俄国普通百姓的生活，并且开始影响俄国政府-,在这样的背景下，人们认为阶级斗争是历史发展的主要推动力。

耶鲁公开课 - 文学理论导论课程节选

But they're painting middle-class life in the Netherlands.

他们的画作描绘了荷兰中产阶级的生活

耶鲁公开课 - 欧洲文明课程节选

This class is not about providing answers, concerning the good life and happiness.

本课程不是提供，关于美好生活和幸福的答案的。

哈佛公开课 - 幸福课课程节选

If ever there was a time and place for thinking about the facts of death and how it should influence our life, it's right now, in a class on death.

如果有时间和地点去考虑,那些死亡的事实和它如何影响我们的生活，那就是现在，在有关死亡的课上。

耶鲁公开课 - 死亡课程节选

Freud's--Freud was very focused on the family life of the people he interacted with, which is rather upper class Europeans, and these sort of questions would have been difficult for Freud to answer.

弗洛伊德非常关注,与他接触之人的家庭生活，也就是一些欧洲的贵族们，对于这类问题,相信弗洛伊德本人也很难作答。

耶鲁公开课 - 心理学导论课程节选

The question that has guided me whether it's in writing the book, whether it's in creating this class, " whether it's first and foremost my personal life is what I call "the question of the question", which is "how can we help ourselves and others, ?" individuals, communities and society become happier?"

那个指引了我的问题，不论是写书，还是开设这门课程，还是被我所称的“问题的问题，就是“我们如何能帮助自己和他人，个人，群体和社会变得更幸福“

哈佛公开课 - 幸福课课程节选