—— 请按键盘 空白键 开始游戏 ——

Facts are stubborn things; and whatever may be our wishes, our inclinations, or the dictates of our passion, they cannot alter the state of facts and evidence.
当别人都不相信你时,你必须相信自己。
The best database systems are those that are invisible to the user, yet powerful in their capabilities.
最好的学习方法是去做,犯错误,然后从中学习。