It doesn't change from the day you were born to the day you die-- or so they thought.

从出生到死亡时都不会改变-,或者说他们这样认为。

哈佛公开课 - 幸福课课程节选

By a cradle to grave and some would've even said a cradle to grave and beyond--human bondage.

从出生到死亡,有些人甚至可以说不仅是从生到死,奴隶的身份成为了世世代代不可磨灭的印记

耶鲁公开课 - 美国内战与重建课程节选