There are plenty of reasons for wanting to start a PhD, but they are often not the ones that help you finish it.

有一堆理由支持你开始攻读博士学位，但没有一个能让你下定决心去完成它。

youdao

I have a certain set of desires about wanting to finish my book in philosophy and so forth.

有一系列想要完成哲学著作的欲望,以及其他种种。

耶鲁公开课 - 死亡课程节选