—— 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.
移动的手指在书写;一旦写下,便继续前行:无论是你的虔诚还是智慧,都无法引诱它回来取消半行,你的泪水也无法洗去一个字。
我们越是深入量子世界,就越意识到我们不知道的东西有多少。