"I can't say that it was the sole reason Jane and I broke up, but it was a contributing factor." A small contributing factor in comparison to his prolonged absences and his unexpected arrivals. Still, they had fought about it twice in the last two years, which was two times more than they had fought about it in the eight years prior.

Thor fills Quill's glass, then drains his own and fills it, too. He knows he's delaying it -- not only because he doesn't want to talk about it, because he's not entirely sure how to broach the topic.

And then it comes.

"Do you mind if we talk about something a little more serious?"