记忆是一件复杂的事情，是真相的亲戚，但不是它的双胞胎。

Education is the most powerful weapon which you can use to change the world.

宇宙不仅比我们想象的更奇怪，它比我们能够想象的还要奇怪。

过去总是存在于现在，以我们并不总是理解的方式塑造着我们。

创新的关键不仅在于解决问题，还在于识别哪些问题值得解决。

Complexity is easy, simplicity is hard.

The world is a place of the living, and the dead have no place in it. The dead are nothing. They are not even a memory. They are forgotten.