Don't forget, it is it's own preposition, exclamation, question, and statement in one.
Like saying 'Dude'.
Statement: "Dude"
Translation: hey, he busted his face.
Statement: "Dude"
Translation: wow!
Statement: "Dude"
Translation: what?!
Versitile.
(Cripes, I sound like an Ad..)
Dude.