数学家最好的作品是艺术，一种高度完美的艺术，像想象的最秘密的梦想一样大胆，清晰而透明。
The mathematician's best work is art, a high perfect art, as daring as the most secret dreams of imagination, clear and limpid.
The good life is a process, not a state of being. It is a direction, not a destination.
The study of algorithms is the study of methods for solving problems on a computer.
In all of us，even in good men，there is a lawless wild-beast nature，which peers out in sleep.
牙痛的人认为牙齿健康的人都快乐。穷人对富人也犯同样的错误。
人生而自由，却无处不在地受着枷锁。
生活中唯一不变的就是变化，我们必须拥抱它。