Those emotions you feel towards your kin, towards your genetic relatives, and those emotions that you feel towards the people you're not related to but interact with.

你对亲人的情感，你对有基因关系亲属的情感，你对那些与你无关,但有相互作用的人的情感。

耶鲁公开课 - 心理学导论课程节选

The Latin word familia didn't mean that biological kin group.

拉丁语Familia不是指有血缘关系的亲属团体。

耶鲁公开课 - 新约课程节选