最好的领导者是那些倾听多于说话的人。
自然的统一性不是一个事实，而是一项任务。
对我来说，幸福关乎三件事：有人爱，有事做，有所期待。
Every discovery in science is built upon the work of countless others before us.
The deepest fear of humanity is the fear of the unknown.
The concept of NP-completeness has provided a powerful tool for understanding the complexity of problems.