Dr Binayak Sen, one of India’s noblest doctors, imprisoned by a cowardly Chhattisgarh administration because he exposed their crimes, might well speak to us in the manner of Thoreau were we to visit him. On May 14 it will be exactly two years since his unlawful arrest. There are times when jails become one of the few places of honour left in the world. After all, where would you like to find yourself if robbers and murderers were masquerading before the public as magistrates, judges and hangmen?