The Goose-Girl at the Well

An old woman raised geese in the mountains. One day, speaking of her heavy burden, she persuaded a count to carry it for her up the mountain. He found it burdensome, but she would not let him even rest. When they arrived at the hut, there was an ugly girl tending the old woman's geese, but the old woman would not let them stay together, lest "he may fall in love with her". Before the old woman sent the count away, she gave him a box cut out of an emerald as thanks for carrying her burden...