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

And she's flying over the ocean, except she's really a piece of spaghetti."

她正跃过海洋,但是她其实只是根意大利面条

耶鲁公开课 - 死亡课程节选