自由的代价是永恒的警惕。

Doubt is the beginning of wisdom, not its enemy.

The most important skill for a computer scientist is problem solving. The ability to formulate problems, think creatively about solutions, and express a solution clearly and accurately.

识别你的问题，但把你的力量和能量投入到解决方案中。

I've never been interested in being average.

The language of molecules is universal, and we are just learning to speak it.

无限小在自然中的作用是无限大的。