Not studying is one thing. "Not your thing" is a way of saying "you're too stupid to learn this" which means "I'm not explaining it properly" or "I'm not suggesting another way you might figure this out."
It's lazy teaching. Of course, by college you should be able to rustle yourself up a tutor on your own, but the point remains.
It's lazy teaching. Of course, by college you should be able to rustle yourself up a tutor on your own, but the point remains.