翻译：抽象无形的本体叫做道，具体有形的叫做器。

With a library you are free, not confined by temporary political climates. It is the most democratic of institutions because no one - but no one at all - can tell you what to read and when and how.

你就是你所爱的东西。

每起谋杀都会留下两个受害者：死者和凶手。

The concept of computational complexity is not just about how fast we can compute, but also about understanding the limits of what can be computed.

我相信你拿走的越多，你就要回馈的越多。