For example, the stock market crash of 1929 is repeatedly re-expected even though it only happened once; it's just prominent in our thinking.

929年股市崩盘,就被反复提及,尽管这只发生过一次,但是人们对它影响深刻

耶鲁公开课 - 金融市场课程节选

What they show was rats who went through the maze and went through the maze again and again, learned far less than rats who took time aside, chilled out a little bit after a maze, had more margarita.

他们的实验表明,接连不断反复进入迷宫的老鼠，比进行一次迷宫后，稍事放松，来点小酒的老鼠，学到的少得多。

哈佛公开课 - 幸福课课程节选

Let me disclaim, too, we're by no means perfect so the Harvard courses APP that a lot of you used on the web to shop for courses, we recently sent out a form to get feedback from everyone because we don't doubt that it was imperfect the first time around, but we're going to iterate and make amends with that.

我不是说，我不是说要完美,你们大部分使用哈佛大学课程APP来在网上选课,我们最近给你们发了一个表单，从你们那里,得到反馈，因为我不怀疑,第一次时它是有瑕疵的,但是我们将反复地道歉。

哈佛公开课 - 计算机科学课程节选