Near the back, chattering about lightning.
"Yeah but if I'd waited I wouldn't know runes yet."
"I did that too!"
"I don't have any Italian, though - how was Italy -"
"Are they any good?"
The snack cart comes; Minor conserves his not-really-limited pocket money just on principle.
Mid-afternoon he ducks his head in to make sure all is well.
"Hey! Have you been dissuaded from the mischief you were no doubt intending by this reminder there are authority figures on the train?"
"Good, good, that's strictly prohibited." And he goes on to the next compartment.
"I've been looking forward to this year for forever, all seven of us at Hogwarts."
"Maybe a little bit, but I think they're also glad to not be interrupted all the time and make more progress on their own projects. And Timothy and Michael'll probably be getting married pretty soon and then they'll have grandchildren to fuss over."
"Michael'll have to settle down a bit first. But girls at 20 don't want the thing he'd doing right now so I bet by 20 he'll have stopped doing it. Timothy'll probably marry as part of a scheme, it seems the sort of thing he'd do."