—— 请按键盘 空白键 开始游戏 ——

最大的风险是不承担任何风险。
The liabilities are always percent good.It's the assets you have to worry about.
不要让任何人告诉你你做不到。证明他们是错的。
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
Sustainability isn't a choice anymore—it's a responsibility we owe to future generations.