"There is going to be a need for resources and they are going to move where they think or at least perceive there are more resources available to them."

VOA: standard.2009.03.28

We'll also discuss what we perceive food to be and what we perceive is promoting health and that may be quite different than what actually promotes health.

我们还将讨论我们如何看待食物,以及我们认为的能促进健康的东西,它可能和能真正促进健康的东西完全不同

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And the question for the theorist is to show how this two can be combined should be combined and how with sensitivity to both You can perceive things that you don't otherwise.

理论家面临的问题,就是要展示这两者是能够相结合的,应该结合起来，结合时要考虑到二者的感受,你除此之外无法观察到事物。

麻省理工公开课 - 电影哲学课程节选