休谟和康德的认识论说明了法实证主义所强调的实证性乃是知识的实证性，从而区别于社会法学派的社会的实证性和历史法学派的历史的实证性。
Thus, the positivity of legal positivism is different from the positivity of society and history that sociological school of law and historical school of law.
卡多佐法官是美国伟大的上诉法院法官，也是二十世纪美国社会学法学派的重要代表人物。
Cardozo was a great common law judge of the New York state court of appeals and one of important of the American sociological jurisprudence school.
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