The challenge in theoretical computer science is not just to solve problems, but to understand the nature of problem-solving itself.
人比事物更需要被修复、更新、复兴、回收和救赎;永远不要抛弃任何人。
天下不能由一个人治理,就设置官员来治理。
Sustainability isn't an option; it's a responsibility we owe to future generations.
You can't change your elephant by direct force, but you can train it over time.