—— 请按键盘 空白键 开始游戏 ——

In mathematics, as in life, the most profound discoveries often come from asking the simplest questions.
I believe in the power of storytelling to connect people across different cultures and experiences.
没事要戒掉一个“偷”字,有事要戒掉一个“乱”字。
失去一个父母可能被视为不幸;失去两个则看起来像是粗心大意。