—— 请按键盘 空白键 开始游戏 ——

It is India that gave us the ingenious method of expressing all numbers by means of ten symbols, each symbol receiving a value of position as well as an absolute value.
Justice means minding your own business and not meddling with other men's concerns.
"The only limit to our realization of tomorrow will be our doubts of today."
The more you know yourself, the more you realize how powerful you are.
生命太短暂,不要浪费时间在无关紧要的事情上。