chaplin, buster keaton, alfred hitchcock, martin scorsese, a character saba, louis burrell, -- akira kuroswawand luis bunel. errol morris, who produces an explicit, stylized movies. he is one of my heroes. we noticed the way in which the whole landscape in the -- the documentary landscape in the last 20 years has been changed and transformed. the rest of our environment -- i invite you to come up to the studios in new hampshire to see lots of young, talented filmmakers who are trying to make a go of it. >> what time of year is that invitation? >> i am away on the road an awful lot, so i hope to be able to introduce you personally, but you'll just have to take pot luck if i'm not there. >> share with our audience both on c-span and here at the national press club, was the most painful scene in this documentary that you had to leave on the cutting room floor and why did you let it go? [laughter] >> i have ice water running through my veins. there is no scene on the cutting room floor that for me i agonize about. the question though, that you have asked, should have been directed at dayton dunca