时间是人类为了理解宇宙而创造的概念，但宇宙本身是永恒的。

To understand the mind, study its operations in real life.

I feel like I'm too busy writing history to read it.

美联储扑灭了大火，但房子仍然需要重建。

The test of a first-rate intelligence is the ability to hold two opposed ideas in mind at the same time and still retain the ability to function.

了解自己极限的唯一方法就是超越它们。