Modularity based on abstraction is the way things ought to be done.
The P versus NP problem is one of the most important unsolved problems in computer science.
钢琴是我的初恋。那是我感觉最自在的地方。
人类的灵魂是脆弱的东西。
The key to success is failure... Success is made up of 99 percent failure.
"Everything is a learning process: any time you fall down, it's just teaching you to stand up the next time."