国学到底是什么？这的确是一个非常难以回答的问题。自"国学"一词成为话题以来的百年间里，对于它的定义、诠释乃至纷争就从来没有停止过，疾呼者与棒喝者言人人殊，直至当下。

What are exactly Sinology? This is indeed a difficult question to answer. In the hundred years since the term "Sinology" became a topic, its definition, interpretation and even disputes have never stopped. Different people give different views until today.