And these tree trunks were the chords and at the base of each of these chords at least conceptually, theoretically, is this thing called the root.

这些树干就是和弦，而每个和弦的底部，从理论上说，就是被称为根的东西。

耶鲁公开课 - 聆听音乐课程节选

Logically speaking, you could believe some of these things and not all of them.

理论上来讲，你可以相信一部分而不是全部。

耶鲁公开课 - 死亡课程节选