That's probably the most frequent observation from mainlanders (who haven't been here) about the Outer Hebrides. If some folk want to literally bet, then am up for it. Be warned though; evidence such as this picture:
...of high tide near Northton in Harris will mean you lose. Picture by Flickr user Maclomhair; the larger version makes for a heck of a good background/wallpaper on the PC.