He laughs, and shakes his head. "There's a different between attractive and climbable, but... thanks." He's actually less awkward about this. It's not entirely lacking, but hey. He does, at least, recognize that he is physically good looking, and can recognize a compliment when he hears one. Even if he can't quite just say 'thank you' like a normal person.
Apparently I lost this - I'm sorry (feel free not to continue if you'd rather.)