The only thing more dangerous than ignorance is arrogance.

The interplay between syntax and semantics is central to the study of formal languages.

多项式时间归约的概念对于理解NP完全问题的结构至关重要。

Stick to your style, and others will remember you.

The best customer experience is no experience.

地质时间不仅漫长，而且其事件的发生是不规则的。