优点和缺点的英文谚语,谚语大全,1、人不知己过，牛不知力大。People don't know their faults, cattle don't know their strength.2、黄金无足赤，白璧有微瑕。Gold has no feet and no blemishes.3、田螺不知尾下皱，狐狸不知尾