US adopted China’s late Ching Dynasty self-destruction close border policy heading to self destruction! SCMP: A prominent American economist has said the United States has “lost its way”, shifting from defending the “free world” to attacking its own foundations and international institutions. 美國效法中國晚清自我毀滅式的封閉邊境政策，走向自我毀滅！ 《南華早報》：一位著名美國經濟學家表示，美國已經“迷失了方向”，從捍衛“自由世界”轉向攻擊自己的基礎和國際機構.