Because, for the purposes of this class, I'm going to reserve the word "Soul" for the immaterialist conception of the mind.

为了讲课的需要,我会将"灵魂"这个词,留到讲心灵的非物质性概念时再用

耶鲁公开课 - 死亡课程节选

I believe this class is " one of the most mind-opening experiences of my life."

我认为这门课是,在我生活中最为开放思维的一段经历了“

耶鲁公开课 - 死亡课程节选

One of the sentences that I'll repeat throughout the class is that happiness is much more contingent on our state of mind than our status or the state of our bank account.

有一句话我会在课程中经常引用,快乐由我们的精神状态而定，而不是社会地位或银行存款。

哈佛公开课 - 幸福课课程节选

So always amazing to us how we go into the problem, our eye or mind can see one class of solutions, but the math will tell you sometimes there are new solutions and you've got to respect it and understand and interpret the unwanted solutions, and this is a simple example where you can follow what the meaning of the second solution is.

解决问题的方式总能让人惊喜不已,我们的眼睛或思想可以看见一类解,但数学有时会告诉你还有新的解,你不能忽视它,而是解释这些不期而至的解,这只是一个简单的例子,由此你可以理解第二个解的意义

耶鲁公开课 - 基础物理课程节选