Not only does he rattle off the names of the plants, he also demonstrates with his hands and explains, full of self-confidence, "The soft rush's roots grow below the water and its leaves come above the surface, so it is an 'emerged plant.'
他不但對校園植物如數家珍，還可自信地一邊用手比劃、一邊解說：「燈心草的根長在水底、葉子伸出水面，所以是『挺水型』的水生植物，水蠟燭也是。」