The absolute BEST way to enjoy it is to find a recording of it read by Thomas himself. NPR offers it here, and it can be downloaded from Amazon or the iTunes Store for a dollar or two. Meanwhile, I post it here (cut for space) in its entirety. Enjoy!
A Child's Christmas in Wales
One Christmas was so much like another, in those years around the sea-town corner now and out of all sound except the distant speaking of the voices I sometimes hear a moment before sleep, that I can never remember whether it snowed for six days and six nights when I was twelve or whether it snowed for twelve days and twelve nights when I was six.( the tale continues here: )