The only question I remember from my Oxford moral philosophy paper was ‘What is integrity and is it a virtue?’ In the margins of all the politicking that follows the victory of Syriza in the Greek election, I hope someone asks: ‘What is austerity, is it a virtue, and why has it worked in the UK and Ireland but failed in Greece?’ My own definition of austerity in the context of financial crisis, when I debated it with former Greek finance minister George Papaconstantinou, was ‘a synonym for frugal, uncorrupt government supported by willing taxpayers of the sort that has...