There are a lot of signposted memories clustered around that thought, but he's doing his best to stay away from them. Some bad stuff happened. The fact that he ejaculates some kind of healing potion/elixir of youth combo was involved. He's trying not to go into the details.
And there's signposts. She falls out of his head again and writes her time. She gives him fifteen seconds and then starts again.
"I did at home. I didn't love it for its own sake so I don't think I'll do it that often here, unless I get royally sick of what's available on the meal plan."
This seems like an extremely reasonable allocation of resources to him. One person wants to cook new interesting food but not necessarily eat it all; one person wants to eat new interesting food but doesn't want to cook it.
"I think you mentioned something about cookies for the hall," says Bella noncommittally.
She keeps up this read for six minutes, twenty seconds, before her attention flags. She marks her time, starts again.
"Yeah, um, I mentioned my arts are very defensive. I don't casually volunteer what I'm thinking to people I'm not close to."
"I can't even pair off and do this kind of work with the other students, not if they want to take turns. I have an unfriendly mind."