The Celestial Dog and the Flowering Brush In the grand tapestry of the Qing Dynasty, few threads shimmer with as much delicate brilliance as the artistry of Shen Quan. Known by his courtesy name Nanpin and the evocative sobriquet Hengzhai—signifying "Harmony" and "Quietude"—Shen was far more than a mere painter of nature; he was a visionary who bridged the gap between meticulous scientific observation and poetic expression. Born in De…