世界所有前进的动力都归功于不安分的人；幸福的人不可避免地把自己局限在古老的界限内。
The world owes all its onward impulses to men ill at ease; the happy man inevitably confines himself within ancient limits.
我不会等待完美的时刻，我会让每一刻都完美。
The beauty of theoretical computer science lies in its ability to abstract and solve problems that seem insurmountable.