There was what seemed to be a minor problem during the ground tests before launch.

VOA: special.2009.07.22

If this was a class in which we were going to worry about the general problem of identity across time, this would be a problem we'd have to directly face.

如果我们要讨论的是,贯穿时间的,质的总的问题，我们就需要,直面这个问题。

耶鲁公开课 - 死亡课程节选

If this was a class in which we were going to worry about the general problem of identity across time, this would be a problem we'd have to directly face.

如果我们要讨论的是,贯穿时间的,质的总的问题，我们就需要,直面这个问题。

耶鲁公开课 - 死亡课程节选