I'm sorry. [He was genuinely apologetic, although he tried to force a little self deprecating humor in his next statement.] I'm worrying myself a little, if I'm really being honest.

[He wanted to reassure his friend that he would be alright, but he wasn't actually sure of that, and he didn't want to be making promises he couldn't keep.] You'll be the first to know if it gets any worse.

[He still didn't move towards the stairs, though, reluctant to wander too far from Erik.]