[Hey, guess what, time to deflect away from her first point entirely by playing up the teasing! Just as he'd planed (it isn't, but he'll gladly take it). His voice is way more exaggerated, now.]

So cruel, so cruel! Why can't I relive my glory days every once in a while? It's but the humble wish of an old man! Not to mention, someone has to keep all these whippersnappers in line.

[Yes, it seems like he will be just fine. The real concern would have been if he'd been unable to be a pest. That is Hayato's true self.]