—— 请按键盘 空白键 开始游戏 ——

I'm not a person who looks back. I'm always looking forward.
程序测试可以用来显示错误的存在,但永远不能显示它们的缺失!
"Innovation is born from the marriage of curiosity and persistence."
谦逊是科学家所能拥有的最大美德。