—— 请按键盘 空白键 开始游戏 ——

The beauty of mathematics lies in its ability to describe the world in a language that is universal.
The past shapes the present, and the present shapes the future.
好的市场设计能让个人激励与社会效率保持一致。
"I think the first duty of a writer is to entertain."
思考就是将自己局限于一个单一的思想。