That has been attacked and is largely not believed these days for a whole lot of technical reasons that I don't want to trouble you with right now.

但这种说法却因为许多技术上的问题被抨击,而且如今并不为大多数人所相信,现在我并不想用这些问题来困扰你们

耶鲁公开课 - 古希腊历史简介课程节选

Most of us find that rather difficult thing to believe that the person could be constantly changing in this way without having any way at all to tell.

大多数人很难相信,人可以不断地,变化，而且是以这种,无法揣测的方式变化。

耶鲁公开课 - 死亡课程节选