According to the personality theory, whether somebody is me depends on whether he's got my beliefs.

根据人格理论，某人是否为我，取决于他是否拥有我的信念。

耶鲁公开课 - 死亡课程节选

According to the personality view, what makes somebody in the future the same person as somebody in the past is if it's part of the same ongoing personality.

根据人格理论，将来之某人与过去之某人为同一人,条件是拥有相同持续人格中的部分。

耶鲁公开课 - 死亡课程节选

Everyone knows from calculus that if you're trying to find a function about which you know only the derivative, you can always add a constant to one person's answer without changing anything.

学过微积分的人都知道,如果你想根据已知的导数,求出其原函数,你总是可以给某人的答案,随便加一个常数,且不影响结果

耶鲁公开课 - 基础物理课程节选