“It is easy to feel confused and disturbed by dislocation and violence in the Islamic world, by religious fundamentalism, by clashes between Russia and its neighbours or by China’s struggle with extremism in its western provinces. What we are witnessing, however, are the birthing pains of a region that once dominated the intellectual, cultural and economic landscape and which is now re-emerging. We are seeing the signs of the world’s centre of gravity shifting –back to where it lay for millennia.”