Ah well, Jim knew it was a shot in the dark to begin with. He doesn't seem to be particularly bothered that his joke doesn't land the way he intended it to, and quickly moves along with Megatron's question.

"No, you haven't, and that's fine," he says. Actually, not the first time he's heard that from an alien species... and Jim has to admit that some species tend to be fairly similar among themselves too, with differences that only they can see. Humans do tend to be a little more singular than that, but still, no hard feelings there. "I'm Jim Kirk, Dr. McCoy's Captain from home. I believe you've met him?"