—— 请按键盘 空白键 开始游戏 ——

当每一天都和前一天一样时,是因为人们未能认识到每天太阳升起时,生活中发生的那些美好事物。
发现的快乐是这些年来一直激励我的动力。
Mathematics is not just about numbers and equations; it's about understanding the patterns and structures that underlie everything in the universe.