兔子不吃窩邊草 [ㄊㄨˋ ˙ㄗ ㄅㄨˋ ㄔ ㄨㄛ ㄅㄧㄢ ㄘㄠˇ; tu4 zi5 bu4 chi1 wo1 bian1 cao3] A rabbit doesn't eat the grass by its own burrow (俗话 common saying); One shouldn't do anything to harm one's neighbors. ◄ ►