不义的人不能让他富裕，不义的人不能让他显贵，不义的人不能给他信任，不义的人不使他接近。
数学不是一项观赏性运动。
The most profound discoveries often come from the simplest observations.
把握你的20岁是为工作、爱情、幸福，甚至可能是为世界做的最简单但最具变革性的事情之一。
Our lives begin to end the day we become silent about things that matter.
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.