—— 请按键盘 空白键 开始游戏 ——

The beauty of mathematics lies in its ability to describe the world in a precise and elegant way.
唯一的限制是你为自己设定的限制。
The stranger is close to us, insofar as we feel between him and ourselves common features of a national, social, occupational, or generally human, nature. He is far from us, insofar as these common features extend beyond him or us, and connect us only because they connect a great many people.
The forest is not just a resource; it's the legacy we leave for future generations.