My understanding of statistics is slight. But recent experience confirms my suspicion that if there are two things that are very, very unlikely to happen – one very positive and one very negative – it will always be the negative one that prevails.  For example, it is probably about as likely that I will get a call from a well-known production company saying that Emma Thompson has managed to get hold of the manuscript of Interpreters and is interested in writing the screenplay and taking the lead in the film adaptation as it is that I’ll get a call from my oncologist saying that, against all expectation and despite the amputation, there is evidence of spread of a tumour that is not known for spreading…