Erasmus students offering a cup of water to terrace visitors? It is part of the Drink More Water campaign, for which beverage giant Pernod Ricard is cooperating with the Erasmus Student Network. "Drinking responsibly is very nice. It's inclusive, it can be great. But excess, the harmful use of alcohol, the abuse of alcohol, that can be very nasty. The whole point is for people to act responsibly when they go out and have fun responsibly."