it was powerful, it was unanswererable. and no one has been able to dismiss it ever since. it's a moment that we keep returning to. i think journalistically, you mentioned taylor branch and others. because it's a heroic moment in our history when the civil rights movement succeeded. but the anti-war movement of course has never -- anti-vietnam war movement for example or occupy wall street, other movement has challenge more entrenched institutions and indeed challenge consensus have not faired so well. so i think that once again we're in this situation of where everyone talks of diversity, with you everythi but everything seems the same. there's a certain paradox here. >> i want to think about all these broader issues in the context of the business of media and the history of the business of media. and the broader question i think is one of authority. do media now speak with authority, can they speak with authority. of course now we're talking about even the "new york times" that have less reporting, more opinion i would say, more gossip, the "washington post" in the first