Right. I would say as I reflect back on my college experiences and those listening in the audience should know, I graduated from college 45 years ago.

的确如此，可以这么说,当我回想我的大学生活的时候,想必听众中有人知道，我45年前就从大学毕业了。

普林斯顿公开课 - 人性课程节选