He spent the rest of his long life working on scientific and political problems.

他把他剩下的时光用来,研究科学和政治问题。

耶鲁公开课 - 政治哲学导论课程节选

But the guy working, the one on the track off to the side, he didn't choose to sacrifice his life any more than the fat man did, did he?

但在侧轨上施工的那名工人，他并不比那个胖子，更愿意牺牲自我，不是吗？

耶鲁公开课 - 公正课程节选