[Vegeta is pretty serious with his next statement; he's pretty much done with messing around with Garrosh, going straight to the point on the matter. Because the whole ordeal bothered him and he wasn't trying to hide it, either.]

[He points his index finger out to indicate the furthest one could see of the ocean before them.]

It may look open but you can only go out so far before you reach an invisible barrier that encircles this area; I've already been out there and it's impossible to get around, even underwater. [And yes, the water was cold and yes he was freezing and probably won't do that ever again.]

It's ridiculous, keeping us here. [His eyes narrow as he looked back out to sea.] I don't even understand why those ships are there, you can't even take them anywhere. [At least to his knowledge.]