India, Feb. 1 -- Just when it was needed most, and in a consistent pattern that has established him as one of the foremost game-changing historical figures of our times, Antonio Costa has once again showed that pragmatic, visionary leadership is not entirely extinguished in our battered and beleaguered world. Taking centre-stage at all this past week's ceremonies for what is being billed (somewhat tediously) as "the mother of all deals", with the potential to create a flourishing free trade zone encompassing over two billion people, it was the former Prime Minister of Portugal and reigning President of the European Council who made the vital difference, and seized the day in both style and substance. The jubilation you can see in the phot...