The extended-through-space train that I'm picking out when I pointed the locomotive turns out to be a different train from the extended-through-space train I picked out when I pointed to the caboose.

当我指着火车头,所提到的贯穿空间的火车,和我指着火车尾,所提到的贯穿空间的火车,不是同一辆。

耶鲁公开课 - 死亡课程节选