Sun Te-hsiung believes, on the other hand, that if one day the movement of mainlanders to Taiwan is completely liberalized, population policy can be considered in stages, and it is by no means unchangeable. But you cannot for some unpredictable factor not take precautions against problems that are being faced now.
孫得雄則認為，如果有一天真的全面開放大陸人士來台，人口政策有階段考慮，訂了也並非不能改，但不能因為不可測的因素，而不去防範即將面臨的問題。