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The greatest obstacle to being heroic is the doubt whether one may not be going to prove one's self a fool; the truest heroism is to resist the doubt; and the profoundest wisdom, to know when it ought to be resisted, and when to be obeyed.
连续时间金融的美妙之处在于,它让我们能够以非常精确的方式思考不确定性的经济学。