Hmph. I didn't think you were that old. Are you already out of college?

[ She just assumes he had to have gone to college, to have that sort of skill. Not everyone is a teenage prodigy like she is, of course. ]

It's been almost ten years for me as well, I took up the flute at first when I was in Elementary school, but I didn't like it that much. I ended up trying all the instruments in the orchestra until I found my place.