He disliked Yan Shu because Yan Shu was commissioned to write the epitaph for Empress Dowager Li Chenfei, Emperor Renzong's mother. The epitaph stated that Empress Dowager Li Chenfei only had one daughter who died young.,"Yan Shu was very intelligent, perhaps he could find a way.",After thinking for a moment, Yan Shu asked, "How is that person doing"。