科学中的创新往往来自于以新的方式看待老问题。
At the end of the day it's not about what you have or even what you've accomplished... it's about who you've lifted up, who you've made better. It's about what you've given back.
The challenge in computer science is not just to solve problems, but to find the right problems to solve.
那些愿意为了安全而放弃自由的人,既得不到安全,也得不到自由。