在非黑即白的世界里，人们往往喜欢用极端例子来证明极端的结论。

来源: 为人父于 2019-10-18 05:40:37 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.