—— 请按键盘 空白键 开始游戏 ——

每一次成功只是为更困难的问题买了一张入场券。
I'm the reason your trees won't sway.
好人是那个,无论他以前有多么道德上不值得,都在努力变得更好的人。
"The essence of mathematics lies in its freedom."
The quality of an organization's sustainability determines the quality of its legacy.