I... I think. [He still feels the fear. He's breathing a little heavily. Maybe his hands are shivering a little.] I'm not sure if it's because I'm sitting... or that I'm not looking directly at you. Or maybe - maybe it's because I feel more focused.
[He can't tell for sure. And that gives him concern that trying any specific one thing when talking to her when he is uncertain could blow up in his face.]
action
[He can't tell for sure. And that gives him concern that trying any specific one thing when talking to her when he is uncertain could blow up in his face.]