When you're really tired sleep is what you want to do like when you're really hungry you want to eat.

你累了，就会想睡觉,正如你饿了想吃东西一样。

耶鲁公开课 - 心理学导论课程节选

One sleep researcher joked that these two are connected because what happens is dreams fly around through the ether and then their erections serve as antennas so you pick them up.

有研究人员开过玩笑说，这两者是有联系的,因为梦境从上空飞过,他们的勃起就像天线一样,把梦境接收进你大脑。

耶鲁公开课 - 心理学导论课程节选

So it turns out there's a program called sleep, just like there's a program called Nano, a program called GCC -- that is not what I want.

所以结果这个有一个sleep程序，就像这个有个叫做Nano的程序，一个叫做GCC的程序--那不是我想要的。

哈佛公开课 - 计算机科学课程节选