大雁南飞,在人们的心中这似乎是一个永恒不变的定律。然而,在人们的喂食之下,大雁慢慢地不再南飞。难道是它们不再畏惧寒冷了吗?不是,它们是在人们的喂食中退化了。它们在一复一季的喂食中失去了长途飞行的能力。大雁如此,那么人类呢?现在的孩子大多是独生子女,在家里,爸爸妈妈宠着,奶奶爷爷惯着,衣 Dayan Nanfei, in the hearts of people this seems to be an eternal law. However, under the feeding of people, geese slowly no longer fly south. Are they no longer afraid of the cold? No, they are degraded in people's feeding. They lose the ability to travel long distances in season after season. Dayan So, then humans? Now most of the children are only child, at home, Mom and Dad spoiled, Grandma grandmother used to, clothing