We are committed to sharing intimacy, to being friends forever but physical attraction is not part of the equation here.

我们亲密无间，一生一世,有没有激情体验无关痛痒。

耶鲁公开课 - 心理学导论课程节选

By the way, if we go back to this, another big part of disease--chronic disease that's related to diet, is the physical activity part of the equation.

顺便一说 我们回过去看,大多数疾病,与饮食有关的慢性疾病,与一个关于肢体运动的方程式有关

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选