Since the 'end' of the Nine Paths, various limiters have blocked these planes' access to Anicane and even imposed seals on knowledge about Anicane on these planes. As the elf tribe had already noted, everyone who came from the lower planes almost always had completely wrong ideas about what this great world was. They naturally had unrealistic expectations.
Vicente's promise to his companions in the Polaris Realm was not unusual. None of the elves judged him for it, but they understood his noble goal as well as his good fortune.