Okay, so let's talk about the example of smallpox, which is one of the world's great successes in the battle against infectious diseases.

我们现在来谈一谈天花,它是人类与传染病的斗争中,获得的一项伟大胜利

耶鲁公开课 - 生物医学工程探索课程节选

History seems to remember the heroic moments and the triumphs That people remember those great things But they don't know the heroic ones either.

历史总是选择记住那些光辉的时刻,那些胜利的时刻,人们总是记住很伟大的东西,他们也不知道那些光辉的时刻。

麻省理工公开课 - 电影哲学课程节选