Stick your face right up to the newborn baby and go like this and stick your tongue out.

把你的脸凑到婴儿的面前,像这样对婴儿做鬼脸,把你的舌头伸出来

耶鲁公开课 - 心理学导论课程节选

The problem is Freud had a very sort of hydraulic theory of what goes on, and some of this stuff slips out and it shows up in dreams and it shows up in slips of the tongue.

问题在于,弗洛伊德用所谓的液压理论,解释了发生的事情，有些受到压抑的欲望,会通过梦境和口误而表现出来。

耶鲁公开课 - 心理学导论课程节选