—— 请按键盘 空白键 开始游戏 ——

Mathematics is a dialogue between the past and the present.
Productive thinking is characterized by the sudden appearance of the solution as an insight.
The individual has to fashion himself out of the material given by his culture.
我的人生没有遗憾,因为每一刻我都尽力。
Love is a force that allows us to find light in the darkest moments.