There is first the understandable aesthetic power, the power of the beauty of Milton's verse, an aesthetic power that's often thought or felt to inhere somewhere in the poetry itself.

首先是美学上的力量，这是可以理解的，弥尔顿的诗句之美的力量，一种美学意义上的力量,大家通常认为或觉得这是弥尔顿诗歌本身固有的一种力量。

耶鲁公开课 - 弥尔顿课程节选

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