Jonathan Bernier has made a nice analogy between illnesses and historical events – more specifically between tumors and the crucifixion. His point is that doctors, like historians, deal indirectly with underlying causes, at least in the first instance. Eventually a team of surgeons may make incisions and see for themselves what lies at the heart of someone’s symptoms. But at the start, what a doctor has to go on are symptoms, and they must deduce what the most likely cause of those symptoms are.... Read more