—— 请按键盘 空白键 开始游戏 ——

The only truly secure system is one that is powered off, cast in a block of concrete and sealed in a lead-lined room with armed guards - and even then I have my doubts.
I'm not afraid to fail. I'm not afraid to take risks.
The study of L-functions is a journey into the hidden symmetries of the number field.
Technology itself is neither good nor bad, it depends on how you use it.
To live is the rarest thing in the world. Most people exist, that is all.