What is irreversible in the Arab world is this intellectual revolution, the awakening that we can get rid of dictators. That is here, and the people have this sentiment and this political power. They feel that they can do it, and it's still there. At the same time, we don't know what is going to happen. So to be very quick by saying, "Oh, revolutions and Arab Spring," and - you know, what I'm advocating is to take a cautious optimism as the starting point of our analysis and to look at what is happening.