Zhang Jun writes a scroll of poems from Du Fu's "Poverty Friendship", on paper, in cursive script, with one seven-character quatrain. Four lines, a total of thirty-seven characters, 151.9×63.1cm. Collection of the Palace Museum, Beijing. Published in Japan's "Complete Collection of Chinese Calligraphy" (7).

Explanation: Turning your hands to make clouds and rain, there is no need to count them all. Don't you see, if you pay attention to Bao when he is poor, this way is abandoned by today's people like dirt. You Du Zimei's "Poor Friendship", Tianjun.