天亮了，这种疯狂的激情消失了，他犯下的可怖罪行的回忆却回来了——比以前更加可怕。在绝望中，他决定还是回伦敦去。

"The most important thing in life is to keep moving forward."

The improvement of understanding is for two ends: first, our own increase of knowledge; secondly, to enable us to deliver that knowledge to others.

Every algorithm tells a story, not just of its own steps, but of the problem it seeks to solve.

学习数学的最好方法就是去做数学。

"A book is a world you can hold in your hands."

孤独是清醒的代价。

我是个梦想家，但我也是个实干家。