—— 请按键盘 空白键 开始游戏 ——

The beauty of mathematics lies in its ability to describe the universe in the most elegant way possible.
The heart is the household divinity which, discharging its function, nourishes, cherishes, and quickens the whole body.
真正的勇气不是没有恐惧,而是在恐惧面前依然前行。