The concept of "wintering" (slowing down, resting and renewing) became popular a few years ago, due to a book of the same name. It's become hard to avoid at this time of year and anyone visiting a bookshop will find guides on how to winter, the joy of wintering, poems to winter with and, for all I know, a wintering colouring book and jigsaw set. By the way, on the subject of books: if you're wondering what I would like for Christmas, it's a review of my book! If you bought Pi