, he said, "Have someone bring over a set of chairs and tables. You sit on the right side. Normally, do nothing special. But behind your right side, there's a row of bookshelves. Take some books from...eturned safely to the Liao kingdom. Right now, outside Yueya Pass, 600,000 cavalry from the Liao kingdom were poised to move.After reading the content, Xu Changqing looked up solemnly and asked: "Did...