It wasn't like Carol to back down from a challenge, but there was a lots of things Carol's mind that evening, it was just fighting with Green Lantern was not one of them.
She was about to go and see about circling the Earth when Hal stopped her and she gave him a nod with a tip of her chin. "I can make the Kessel run in less than twelve par-secs," she said cheekily - what space cowboy didn't love a good Star Wars joke?