披着羊皮的狼Wolf in sheepskin

狼为什么要披着羊皮？狼说，当一只羊正在被狼伤害时，旁观的羊不会给予帮助，从不考虑同伴的生命价值。披着羊皮的狼就可以很容易地吃掉一群羊。

Why do wolves wear sheepskin? The wolf said that when a sheep is being hurt by a wolf, the onlooker will not help, never considering the life value of the companion. A wolf in sheep's clothing can easily eat a flock of sheep.