[The programming comment is worrisome of course and she'll want to know more, but for right now she'll focus on the part bothering him.]

I'm sorry. Losing people is the hardest thing. [At least it always has been for her. It doesn't get easier with practice. It gets harder to move on from.] Especially the ones who guide you like that. The ones who give you hope.

You'll get through it though. You have to for them.