各國領導思考方式的錯誤造成的。醫生思考問題，永遠有plan B，plan C。往好處爭取，作最壞的準備。

來源: 老道於 2020-04-16 06:08:01 [舊帖] [給我悄悄話] 本文已被閱讀：次

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