—— 请按键盘 空白键 开始游戏 ——

Every challenge in the quarry is an opportunity to innovate.
I’m not afraid to speak my mind.
我认为数学之所以有价值,是因为它具有这种令人难以置信的结构,你可以探索和发现。
技术是我们寻求更清洁、更高效能源解决方案的伟大推动者。
When a person realizes he has been deeply heard, his eyes moisten. I think in some real sense he is weeping for joy. It is as though he were saying, "Thank God, somebody heard me. Someone knows what it's like to be me."