《韩非子·外储说右上》
有人派仆人前去买庄氏的酒，庄家的狗乱咬，仆人不敢去，就买了别家的酒。
或使仆往酤庄氏之酒，其狗龁人，使者不敢往，乃酤他家之酒。
Someone sent a servant to buy wine from Zhuang, but Zhuang's dog was vicious and kept biting, so the servant was afraid to enter. He bought wine from another family instead.