直到失去才明白，没有任何一种关系能够恒久不变，没有任何一个人会永远永远属于你。

Until you lose it, you know, there's no relationship that lasts forever. No one will ever be yours.

youdao

当然，世界上既没有永远的敌人，也没有永远的朋友，只有利益是永恒不变的。

Of course, the world is not always the enemy, no permanent friends, only permanent interests is.

youdao

妈妈的脚步声伴随我成长，它永远都是那样的别具一格，无论妈妈的脚步声变成什么样子，不变的永远是妈妈对我的爱。

Mother's steps accompanied me grown up, it was quite unique style forever. Regardless what it would be changed, mother's love would not be changed.

youdao

Things that are invisible never change.

不可见的东西永远不变。

耶鲁公开课 - 死亡课程节选