21、俯首甘为孺子牛。
He who bows his head is willing to be a cow.
22、驼腰牛，弓腰驴。
Camel-backed cattle, bow-backed donkey.
23、寸草铡三刀，越吃越上膘。
The more you eat, the more you get fat.
24、牛房牛房，冬暖夏凉。
The cowhouse is warm in winter and cool in summer.
