即使在困难时刻，我也总是努力保持积极。

In the realm of algorithms, efficiency and elegance are not mutually exclusive but are often two sides of the same coin.

The real challenge is not in solving the equations, but in understanding what the solutions mean.

有些人不喜欢变革，但如果不这么做的后果是灾难性的，你应当拥抱变革。

没有比复仇更昂贵、更没用的事情了。