[…Well, Riku has never really seen Master Yen Sid do much except sit in his chair, but considering how much respect Mickey has, he totally believes that Powerful Sorcerer TM line. And well, Yen Sid did send him and Sora backwards in time, so there's that.]

It's fine. Though, studying might not be the right word… Master Yen Sid sent us out to complete certain tasks on his behalf to teach us… and well, test us at the same time.