The Tunnel: A Question of Ages

"When's the last time you've been to the surface, anyway?" asked Bart. The burger on his plate had long gotten cold, the fries too.
     "Not since that time--" the Devil trailed off.
     "Since you were sent down there?"
     "Something like that."
     "How old are you, anyway, Devil?"
     "I don't rightly recall. How old are you, anyway, Barthalomew?"
     "Shit, you don't know? I thought all you biblical god types knew every man's age."
     "I don't have that kind of ... insight, I'm afraid. Just answer the question."
     "I don't remember, either," Bart said, and he was telling the truth.