—— 请按键盘 空白键 开始游戏 ——

追求数学知识是一段永无止境的旅程;总有更多的东西等待发现和理解。
The most valuable resource in fishing is not the fish, but the wisdom to harvest them responsibly.
"The power of film is to open our eyes to the unseen, to make us feel the unfelt."
而义能够让民众得利,所以说∶义是天下值得珍视的宝物。