Wu Changshuo's calligraphy couplets

Wu Changshuo's calligraphy couplet to Wu Changshuo's "Running Calligraphy Eighty-year-old Shoulian" paper running calligraphy 144.3×34.3cm×2.

Interpretation: Life is long, so why should the donkey's back fall on me? Who is the kiss xiu? Don't be arrogant. ?

Department: Gui Haiqiu, the old man died at the age of 80. ?