[And something about that strikes him oddly, though it's difficult for him to work out why, and so for the time being he just. Doesn't.]

You don't have to-

[...]

...If you consider it something that's possible after all of this, I wouldn't refuse the offer. But it's not strictly necessary, either.

[......]

Either way, I appreciate the sentiment, Asgore.

[Nailed it.]