So much in life depends on chance and sheer luck. How much do we often owe to being in the right place at the right time? In Jane Austen's Pride and Prejudice, Elizabeth Bennet plans to visit the Lake District with her uncle and aunt, yet ends up at Pemberley instead, just as, by coincidence, Mr Darcy also arrives home. They meet, understand one another better and all eventually ends well. But what if they did not have such luck? What if Elizabeth...