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The market is a complex system, and we try to simplify it with models.
市场是一个复杂的系统,我们试图用模型来简化它。
The past is a kind of shadow which is always there, whether you choose to ignore it or not.
It is only shallow peoplewho require years to get rid of an emotion. A man who is master of himself, can end a sorrow as easily as he can invent a pleasure.
Science is a journey of continuous learning and adaptation.