—— 请按键盘 空白键 开始游戏 ——

The study of mathematics is a journey into the unknown, where each discovery opens the door to new mysteries.
I’m not a perfectionist, but I like to feel that things are done well.
In a rapidly changing market, flexibility is the key to success.
应对死亡的唯一方法是将之前的一切转化为艺术。