During the reign of the T'ang emperor Mu Tsung (821--825) a young scholar named P'ei Hang was making his way back to the capital after failing the imperial examinations.
唐穆宗長慶年間，書生裴航科考落第，為解心中煩悶，雲遊鄂渚，並拜訪舊識崔相國；沒想到相國贈他一大筆錢，裴航於是決定把錢帶回京城。