"Just knowing they are there, is enough for me to know that they love me.

VOA: standard.2010.02.13

There's two--One technical distinction that people love to put on Intro Psych exams is that the difference between positive reinforcement and negative reinforcement.

心理学导论的考试中,会经常考到一个术语上的区别,即正强化,与负强化之间的区别。

耶鲁公开课 - 心理学导论课程节选

I mean, I see that the love is there, how could it not be?

我是说，我就看到了真实的爱情，我怎么还能不信呢？

Do you 实战 - SpeakingMax英语口语达人

And there is this heartbreaking love that Sal has for Dean, and, if you track that through, the major turning points in the second two thirds of the novel are moments when Sal makes it clear to Dean that he actually cares about him.

而且萨尔对迪安有着令人悲痛的爱情，如果你追踪这一点，你就会发现小说里,三分之二的时间萨尔都在,向迪安说明他有多在乎迪安。

耶鲁公开课 - 1945年后的美国小说课程节选