Now, your temptation is to keep the first answer because you know energy is not going to be negative.

你肯定想保留正根,因为你知道能量不会是负值

耶鲁公开课 - 基础物理课程节选

Now the part about his life in Chicago was I'm going to keep doing this, call it the novel versus the autobiography, and I'll explain why I make that mistake a little later--it was cut from the autobiography.

他在芝加哥的生活那部分,我会一直把这书叫做小说，而不是自传,我之后会解释为什么犯这样的错误,这书是从自传的一部分。

耶鲁公开课 - 1945年后的美国小说课程节选

We're going to go now to the last movement of his Pastoral Symphony, and I keep hitting on the Pastoral Symphony 'cause in two weeks- or maybe three weeks--we're going to go hear, I guess,the Saybrook Orchestra play the Pastoral Symphony.

我们来听田园交响曲的最后一个乐章，我总是说田园交响曲是因为这-,两周或三周我们将会听到，我想可能是赛布鲁克交响乐团演奏田园交响曲。

耶鲁公开课 - 聆听音乐课程节选