—— 请按键盘 空白键 开始游戏 ——

一幅画永远不会完成,只会被放弃。
The joy of mathematics is in the journey, not just the destination.
The state of your life is nothing more than a reflection of your state of mind.
Innovation is not just about creating new products; it's about reimagining how we solve problems.
The best investment you can make is in your own abilities.