Roberts gently explains to Leaky that he was protecting the powers of the executive branch, which was exactly what he was supposed to be doing.
Roberts is a LAWYER! So are all the members of the Committee! The questions about his advice in the WH are just as foolish as the threads here that claimed Roberts was bad because he assisted others in his Law firm on cases some didn't like. That's what lawyers do.
20 year old memos? What a moron.