活着是世界上最罕见的事情。大多数人只是存在，仅此而已。

To be alive is to be in a state of constant rebellion.

用鲜血写就的安全规程必须像圣典般被虔诚遵守。

In the age of big data, the mathematical principles of data structures and algorithms have become more critical than ever.

数学不仅仅是关于数字、方程、计算或算法：它是关于理解的。