你比你想象的更强大，比你相信的更勇敢，比你知道的更聪明。

In modern life nothing produces such an effect as a good platitude. It makes the whole worldkin.

You must take personal responsibility. You cannot change the circumstances, the seasons, or the wind, but you can change yourself. That is something you have charge of.

每个算法都讲述了一个故事，一个从问题到解决方案的步骤叙述。