Could be that after viewing one person's inflexible and radical view point and experiencing revulsion it causes you to reflect and reexamine your own view points and perhaps come to a different conclusion.
Personally, I think the juveniles are the people that are utterly set in concrete with some polarized viewpoint, and are incapable of recognizing that the oppositions view may in fact have some merits. Minds are like parachutes, etc.
But that doesn't take away from the fact that Rob is a juvenile and mental midget.