—— 请按键盘 空白键 开始游戏 ——

The best way to learn econometrics is by doing—working with real data and real problems.
A successful business is one that values its people as much as its profits.
The future is not something we enter. The future is something we create.
激情是普遍的人性。没有它,宗教、历史、浪漫和艺术都将毫无用处。
我们最高的努力必须是培养自由的人类,他们能够自己赋予生活目的和方向。
历史学家行走在事实与想象的钢丝上。
如果你不改变,你就会灭绝。
It is remarkable how much long-term advantage people like us have gotten by trying to be consistently not stupid, instead of trying to be very intelligent.