A Point of View: Have yourself a very Jewish Christmas

Being Jewish is no reason not to celebrate Christmas, says the writer Howard Jacobson - although he draws the line at putting up a tree.
"What does Christmas mean to you?" was the title of an essay we were asked to write in our final year of primary school. I wrote that it meant seeing my father dressed as Santa Claus, getting stuck coming down the chimney. My teacher thought I must have made that up. "Isn't your family, er...?" she asked.
"Yes," I replied. "We are, er......