He never knew how to answer these questions, but they gradually aroused his interest in researching such matters. Also, his father is a neurological researcher who is very interested in the links between human DNA on the Asian and American continents.
而他的父親研究神經醫學，對亞洲與美洲大陸人的 DNA 聯繫向來很感興趣，這會兒子跨行做起研究，也許不無子承父志的意味。