真正的学者不在于知道多少事情，而在于知道真理。

The truth is often found in the spaces between words.

The future of coal lies not in its quantity but in how cleanly and efficiently we can use it.

在不幸中所表现出来的勇气，通常总是使卑怯的心灵恼怒，而使高尚的心灵喜悦的。

The most important single aspect of software development is to be clear about what you are trying to build.

一个好的算法就像一个讲得好的故事。