The Spirit of Ink and Zen Wuxue Zuyuan, known in Japan as Mugaku Sogen, was far more than a mere practitioner of the brush; he was a profound 13th-century Zen Buddhist monk whose life and legacy bridged the worlds of China and Japan. Born in Ningbo, Zhejiang, during the Song dynasty, his existence was defined by the spiritual rigors of the Linji school of Chan Buddhism. As a student of the celebrated Master Wuzhun Shifo, he inherited…