From his preliminary sketches to the completed portrait, it took Hsu three years to complete this Self-Portrait Among a Pile of Rocks. During this period Hsu went to New York to do business and then came back to a Taipei that was changing fast.
由草圖到完成，這張「立在石堆的自畫像」經歷了三年，其間許雨仁到紐約做生意，而後又回到變化最快的台北。