My mastery is for me alone to know. Sitting under the lamp in the cold of night I smile. That's when I take the gold pill of sextagenarian wisdom. "Liu says that it's only at this time of life that one really starts producing excellent work.
劉興欽毫不在意，他以陸游寫的「六十余年妄學詩，工夫深處獨心知，夜來一笑寒燈下，始是金丹換骨時」，形容此時無論畫什麼都是漸入佳境。