He looked away for a few moments and glared at a small rock. So I'm acting tough am I? He ground his teeth, and made himself calm down. Rubbing the back of his neck he said bluntly, 'A habit I guess.' Then continued to look at the rock, though his expression was no longer angry.
Suddenly he turned back to her and said, 'Sorry about that.' Then looked back down, not sure what to say next.
He had never apoligized to anyone.