—— 请按键盘 空白键 开始游戏 ——

The key is to keep improving, keep fighting, keep believing.
你围绕你所恐惧的事物建立生活,然后你的一生都在恐惧中度过。
Mathematics teaches us to think logically and to approach problems systematically.
In every line, there is a hidden truth.
The greatest glory in living lies not in never falling, but in rising every time we fall.