Li wrote that this is because "from the point of view of art, the National Palace Museum is a specialist art gallery: its Qin bricks and Han tiles, its great Tang and Song paintings and its Ming and Qing porcelain are all priceless masterpieces; but if we look at them from the point of view of historical research, they are all witnesses to history."
因為「從藝術角度觀之，故宮是一個專題美術館，秦磚漢瓦、唐宋名畫、明清瓷器，一一都是價值連城的精品；但若我們從歷史研究的眼光看去，則它們都是歷史的證人證物。」