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.
计算复杂性的概念不仅仅是我们能计算多快，还包括理解什么是可以计算的极限。
做出伟大工作的唯一途径就是热爱你所做的事。
Every seed planted is a promise to future generations.
写作是赋予我们思想生命的一种方式。
The world is indeed full of peril, and in it there are many dark places; but still there is much that is fair, and though in all lands love is now mingled with grief, it grows perhaps the greater.