All Hermione could do was nod at the question dripping with nostalgia. If they could go back, she had no doubt that each of them would. Even if Hermione knew that she wouldn't be able to change a single moment, she would've given a great deal to be able to return to the days when she thought failing an exam was a life or death situation. Though they seemed enormous at the time, she didn't understand how simple and juvenile her problems actually were. Part of her hoped that Ollie would be able to go through his school years with few worries beyond keeping his marks up and making it on the Quidditch team.