—— 请按键盘 空白键 开始游戏 ——

When we understand knowledge-based systems, it will be as before -- except our fingertips will have been singed.
It is impossible to live without failing at something, unless you live so cautiously that you might as well not have lived at all.
写作的行为是一种爱的行为。
The beauty of mathematics only shows itself to more patient followers.
制造工艺的每一个纳米进步,背后都是无数工程师的心血。