As we celebrate the 40th anniversary of Jeanette Winterson's Oranges Are Not the Only Fruit, there is no better time to look to her wide-ranging, groundbreaking and even controversial past. “I am a scrapper,” she told Desert Island Discs. She has fought for sexuality, for nature, for women and most of all, for literature. “I am an ambitious writer,” she said in 2011. “I don’t see the point in being anything; no, not anything at all, if you have no ambition for it.” Here are some of the places her ambition has taken her – and us.