—— 请按键盘 空白键 开始游戏 ——

Life is like a roller coaster, live it, be happy, enjoy life.
In mathematics, the art of proposing a question must be held of higher value than solving it.
I don't think you can make a good movie without loving the medium.
The true test of a mathematical idea is its ability to inspire further thought.
在必要时不要害怕转向。灵活性在商业中至关重要。