—— 请按键盘 空白键 开始游戏 ——

The challenge in model checking is not just to find errors, but to understand why they occur.
最好的儿童书籍是那些让孩子感到被看见和被听见的书籍。
你的身体不是一座庙宇,而是一个游乐园。享受它。
He not busy being born is busy dying.