OMG you are kidding

. LOL.
Frankly, I think that is pretty weak quest design in role-playing terms, actually. Like, gee, we have these scrolls here and a book to translate the writing but we just can't figure it out!! Lucky this random adventurer came along

. To me it made perfect sense that I would either be a mage and have spells already, since it's a mages guild quest, or that I would have to go buy suitable spells not being a mage.