—— 请按键盘 空白键 开始游戏 ——

数学的本质不仅在于解决问题,还在于提出正确的问题。
The essence of mathematics is not just in solving problems but in asking the right questions.
I'm a great believer in luck, and I find the harder I work the more I have of it.
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
真相很少是纯粹的,也从不简单。
Don't just sell products—sell values and vision.