It's best if you don't know what that is or even if you do mistakenly attribute it, misattribute it, to physical attraction, romance, intimacy, passion and commitment, it's love.

最好是如果你不知道是什么,甚至如果你错误认定，以为是生理吸引力，浪漫，亲密，激情和承诺，那是爱情。

耶鲁公开课 - 心理学导论课程节选