—— 请按键盘 空白键 开始游戏 ——

The concept of truth is inseparable from the concept of freedom.
The real question is not whether machines think but whether men do.
不要害怕可能出错的事情,想想可能正确的事情。
Reflect upon your present blessings, of which every man has plenty; not on your past misfortunes, of which all men have some.