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经济模型的价值在于其解释和预测的能力。
The value of an economic model lies in its ability to explain and predict.
人类是一种非常奇特的生物。他认为自己有一个灵魂,但他就是一个灵魂;他有一个身体。
不要为别人而活,为自己而活。
A picture held us captive. And we could not get outside it, for it lay in our language and language seemed to repeat it to us inexorably.
Nothing is more precious than independence and freedom.