"I assume it'd be....uh, more efficient....despite the extra....uh, difficulty." Ultimately more worth while, though, to exude the extra focus and magic on something more useful....than to use a sub-par shield? With comparing and contrast, Protego wasn't as impressive.
...Noooooot that he was offering any real insight. Others had answered before he had....but Gabe was gaining some confidence from this 'answering in lessons' thing. Besides...this was Professor Flamsteed's...uh, girlfriend? and he was very knowledgeable man. Therefore, Professor Romanos...must've been okay....if the fact that she was a girl didn't bother you.
As long as she didn't....uh, come too close....Gabriel was okay.