As Twu points out, no country can completely seal its borders nowadays. Taiwanese make 7 million overseas trips every year, and goods are continually being shipped in and out of the country, so there is no guarantee against the arrival of infectious diseases. All we can do is strive to ensure that such diseases, once here, do not spread any further.
涂醒哲指出，如今已不是鎖國時代，每年有七百萬民眾出國旅遊，貨品進出口頻仍，傳染病不可能不發生，只能努力讓它不要繼續蔓延、擴散。