The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
应对不自由世界的唯一方法是变得如此绝对自由，以至于你的存在本身就是一种反叛。
"The moment you feel like giving up, think about why you held on for so long."
你必须花费一些精力和努力才能看到数学的美。
唯一重要的是工作。如果你专注于工作，其他一切都会水到渠成。
世界是由文字构成的，而这些文字如此强大，可以创造世界。
Science knows no country, because knowledge belongs to humanity, and is the torch which illuminates the world.
The only limits that exist are the ones in your mind.
The study of mathematics is like air or water to the development of science.
教育的回报太遥远，而今天的生计太紧迫。
The best businesses are built on passion and purpose.