Liu's materials differ from the usual dry history book. Whether or not the people in his stories were main players in events, the vast majority of his articles are made up of the personal words of the individuals themselves. Among them, there are many heroic figures, but there are even more "little people" providing testimony to their era.
與硬梆梆的史料不同的是，不管自己是否為故事主角，它所報導的絕大多數是當代人自己的親身經歷，內中有著英雄血淚，梟雄事蹟，更有著無數小人物的時代見證。