we knew we wergoing to open with hawai lcanos so there we in the screen room, dayto is on e side of theresident, i'm on t other, our fee are up on the ottomans, we're eating hisopcorn and there the hawaii volcanos and he just turns and go "boy, you guys are really sucking up to me. >> rose: (laug) >> but mr. president! >> rose:ational parks, america's best ideas an illurated history is here in my hand with dayton, dunn and ken. it runs until the endof this week. it's aing in two-ho inallments that run for si nights. kenburns, remarkable archivt for who we are and whate aspire to be. >> rose: we contue this evening with part of o of o convertion with former federal reserve chaian paul volck talking about the fiscal health of the govnment and tax policy seems to me that th conclusion is we probably ne to think seriously about tting on the expense side, we hay be... need to think abo the renue side. >> i think we can't do it on the revenue side and... we've got to do it on t revenue side. it too early to do itbut it's not o early to bin... you know, one possle approachwe talked about is a tax on c