数学中最重要的是理解概念，而不仅仅是记忆公式。
The most important thing in mathematics is to understand the concepts, not just to memorize the formulas.
The most sustainable solutions often come from the simplest ideas.
The best way to optimize a program is to optimize it.
电影的美在于它能够以独特的方式讲述故事。
更快、更高、更强。