Love & Friendship is based on the little-known Jane Austen epistolary novella, Lady Susan, which was not published until after Austen’s death, and was then ill received. As G.K. Chesterton declared: ‘I, for one, would have willingly left Lady Susan in the wastepaper basket.’ Knowing what I know now and having, in fact, read Lady Susan, I, for one, would have willingly punched G.K.