There was an episode of All in the Family where Mike was being his typical smug, paternalistic white liberal self and Lionel called him on it. I don’t remember the context, but it ended up with Lionel saying, “I don’t mind Mr. Bunker, because that’s how he was raised and he doesn’t know any better. You should.” Here's that episode:
http://www.youtube.com/watch?v=ljl9oexWyX0
Episode title: "The Games Bunkers Play"
The scene you are refering to starts at 10:30