—— 请按键盘 空白键 开始游戏 ——

人须在事上磨,方立得住;方能静亦定,动亦定。
译文:人必须在事情上磨炼,才能立得住;才能做到安静时也安定,行动时也安定。
The most exciting moments in mathematics are when you see connections between things that seemed unrelated before.
一两次接触容易处理好关系,长期在一起关系就难处了。