We're not afraid of the future, we're not afraid of the past.
You can‘t reason someone out of a notion that they didn’t reason themselves into.
The concept of nondeterminism in computation is one of the most important ideas in computer science.
非确定性计算的概念是计算机科学中最重要的思想之一。
50岁重建事业并不容易——但值得的事情从来都不简单。
要维护民族独立，必须加强民族团结。