赵世民在第4期的《书屋》上发表文章说,1997年我拜谒黄帝陵时,周围是秃秃的黄土高原,唯黄帝陵里数千年古树成林。这沉进了我的潜意识,在黄土高原,如果是古树成林,一定为祭祀重地。朋友问:“为什么祭祀之地有古树林?”我说:“其实古代的黄土高原林木茂盛,早先黄河就叫河。河南省古称‘豫’,说明古河南盛产大象。象的栖居地一定是森林。我们先民砍林没有节制,树砍光了,象南迁了, Zhao Shimin published an article in the 4th issue of the Book House, stating that in 1997 when I paid homage to the Huangdi Mausoleum, I was surrounded by a bald loess plateau. This sink into my subconscious, in the Loess Plateau, if it is an ancient tree forest, must sacrifice heavy land. My friend asked: ”Why is there an ancient shrine in the sacrificial offering?“ ”I said:" In fact, the ancient forests of the Loess Plateau, the Yellow River was called the river, the ancient name of Henan Province, ’Henan’, indicating that the ancient Henan is rich in elephants. Dwelling must be the forest.Our ancestors cut the forest without restraint, the tree cut off, as south moved,