—— 请按键盘 空白键 开始游戏 ——

The only secure system is one that is powered off, cast in a block of concrete and sealed in a lead-lined room with armed guards.
每一次展览都应该是一个问题,而非答案。
我们之所以能够区分远处看到的模糊形状和颜色,是因为我们的眼睛的能力。