"Well, if you don't get turned into an animal, a girl, or something you can't identify, you're doing good in Nexus terms."
Fortunately, Derek actually 'knows' Cloud, anyway. Sort of. If you count playing the game on long, boring nights when you're alone in your hotel room 'knowing' someone. But Derek's not going to mention that, and won't act like he knows any more than what Cloud tells him any way. Only polite, after all.
"Good attitude to have, really," he continues, then offers out his hand, "Derek Bliss."