—— 请按键盘 空白键 开始游戏 ——

The core of drones is not how high they fly, but how well they are used.
Success is measured not just by profit, but by positive impact.
Sun don't shine forever, but as long as it's here then we might as well shine together.
如果你想理解功能,就去研究结构。
The biggest mistake you can make is thinking you know everything.