But there's a big confound, there's a big problem in studies of those kind of relationships.

但是有一个让人混淆的问题,存在于这种关系的研究中。

耶鲁公开课 - 心理学导论课程节选

You'll see enough things that will confound you, but right now I want to demonstrate a simple paradigm of what it means to know the present and what it means to say this is what the future behavior will be.

你将会发现很多物理问题会让你困扰,而眼下我会举一个例子来阐述,什么叫了解现在,什么又叫预测未来

耶鲁公开课 - 基础物理课程节选