And who doesn’t? Or, rather, who didn’t? These days, it’s hard to sing along with “All the nice girls love a sailor” when Naval folk are more endangered than the Natterjack Toad. In 2015, Britannia can no longer claim to rule the waves; to be honest, she would have difficulty defending a south London lido. Our surface fleet has been cut by 60 per cent – less In Which We Serve, more Three Men and a Boat.