—— 请按键盘 空白键 开始游戏 ——

The Internet is becoming the town square for the global village of tomorrow.
Every discovery in science is built upon the work of countless others before us.
You are not defined by your past. You are prepared by your past.
The great tragedy of life is not that men perish, but that they cease to love.
学习数学的最好方法就是做数学。
"Adventure is worthwhile in itself."
所有卓越的事物都与它们的稀有性一样困难。