Well, the gifts have been opened, the wrapping paper taken to the landfill. Leftovers are in the fridge, and maybe you're feeling a little blue, a little depressed. Christmas is over, or is it? 2 Corinthians 9:15 says, “Thanks be unto God for his unspeakable gift.” In the West, we tend to have a letdown when the excitement and rush of Christmas is over, as if at midnight on December 25th, we’re ready to go into emotional hibernation. But it doesn't have to be that way. Wheth...