—— 请按键盘 空白键 开始游戏 ——

世界充满了迹象和奇迹,但我们视而不见地经过它们。
我明白痛苦可以成为最大的灵感。
It is the greatest happiness of the greatest number that is the measure of right and wrong.
要成为一个好的数学家,你需要既有直觉又有严谨。
今天所做之事勿候明天,自己所做之事勿候他人。
If everything was perfect, you would never learn and you would never grow.