Andrew Lang 
Why the Sea is Salt and Other Fairy Tales 

Once upon a time, long, long ago, there were two brothers, the one rich and the other poor. When Christmas Eve came, the poor one had not a bite in the house, either of meat or bread; so he went to his brother, and begged him, in God’s name, to give him something for Christmas Day. It was by no means the first time that the brother had been forced to give something to him…