Ireland in general is very friendly and the economy being on the upswing adds to that attitude. English while being the main language is not always easily understood as accents can be very heavy. Expect to have a difficult time understanding people, especially off the beaten trail. Casual dress and easy walking is a hallmark of the Irish cities, which have a thriving nightlife. Thing are a bit quieter in the local fishing towns, showing a geniuine interest in Ireland and a respect for the island often goes a long way in creating a happier and more memorable environment.