Study: Books have their own golden rooms, or they have two ears that don't listen to things outside the window and only read sage books. Room: It's a pleasure to have friends coming from afar.

Learn: silk and bamboo ears are not confused, but calves are not made. Living room: There are scholars in laughter, but there is no Ding Bai in communication.

Living room: It's a pleasure to have friends coming from afar.

Study: The canal is asked so clearly because there is running water at its source.