yeah, ask him what he thinks of Andre Ward right now, and how he things Ward matches up with the guys of his day (IE: Benn, Calzaghe, Eubank, RJJ etc...)
Ask him the secret punching techniques that Floyd Patterson taught him.
You seen this one- The Gloves Are Off: The Super-Middleweights, Jones, Eubank, Collins, Calzaghe chatting amongst themselves.
https://www.youtube.com/watch?v=I1cLwJgLQmA