He's the brutish character who says, "This island's mine, by Sycorax my mother, which thou tak'st from me"
... but 
wouldst gabble like A thing most brutish, I endow'd they purposes With words that
... [DOC] [TLE] Character Quotes from the text Critical Prospero graves, at my ... [PAR] This island's mine by Sycorax my mother which