He didn't mention that his nose was even more sensitive than a dog's, able to detect an almost imperceptible strange smell on the calligraphy, which became more evident after the piece was moistened and then dried!
Upon hearing this, Qin's father seemed to hear something incredible, shocked, he said, "What did you say? You think this piece doesn't reach the level of a master calligrapher?"
Although Liu Wentian's words were simple, they conveyed two pieces of information: one, Liu Wentian understood what the level of a master calligrapher was, and two, Liu Wentian's eyesight was so sharp that he could discern the level of the calligraphy at a glance!