thattunately, i'm afraid donald trump has learned all the wrong lessons from his first two years as president. chief among those lessons is that he really needs to empower white house chief of staff who can tell him what he does not want to hear. that has not happened. host: did that happen with john kelly? guest: john kelly has really failed, i think, as white house chief of staff in a number of ways. you know, the title of least effective white house chief of staff in modern history used to belong to don reagan, hands-down. reagan's second ill-fated white house chief of staff, he was arrogant, he was imperious, he was politically inept. john kelly has been all of those things and in addition to that, john kelly has been unable to build of the most important thing every white house chief of staff must do to be effective, and that is looking at the oval office, closing the door, and telling the president what he does not want to hear. just to give you a recent example, they would have signed off on the appointment of whitaker, as acting attorney general, compromised as he obviously is. and so