Swan says his early mentors instilled in him a simple environmental ethic that has guided him through life: "That was that at the end of our expeditions, we would always leave wherever we went,clean and tidy, take away our garbage, take away everything, just leave our footsteps."

VOA: standard.2009.12.10

And then I take as many raisins as will fit in and I leave. Right? I hope almost every one of you could figure out that was the right strategy.

然后我再尽量装葡萄干,最后我离开，对吧？,我希望你们每个人都发现了这是最优策略。

麻省理工公开课 - 计算机科学及编程导论课程节选

If you ask him if it's our people're gonna go, man will lose heart because of the theme of The Magnificent Ambersons that take you leave the way.

如果你问他我们人民将何去何从，人们会灰心丧气，因为《安巴逊家族》的,主题会让你无路可走。

麻省理工公开课 - 电影哲学课程节选

Take many of you through graduation When you leave Yale, what do you want--like, "I had X sexual partners, " and that's what I wanted" ? Or your lifetime?

如果你们多数都毕业了,当你们离开耶鲁时想要什么，诸如，“我有过X个性伴侣，那就是我想要的“,在你这一生呢？

耶鲁公开课 - 心理学导论课程节选