know i said to one once on the air really what you're saying is chap -- clap if you believe in tinkerbell, but i haven't ever said you can't believe that, because that's not fair. they might actually believe it, you never know. >> host: yost, las vegas. please go ahead with your question or comment for author and journalist cokie roberts. >> caller: yes, ms. roberts -- >> guest: hi. >> caller: thank you for taking the call. always have been a great admirer of your commentaries on television. >> guest: thank you. >> caller: i came here as an immigrant back in '62 from holland and joined the united states air force. i'm a veteran, a vietnam-era veteran. one of the questions i've got, and since you have that long perspective on american history and american politics, what bothers me personally is what i see as a crudeification, a coarseness, an increasing tendency toward vulgarity in american culture and also many american politics. -- in american politics. is this something which has happened many times before, or is this something, a trend which is particularly disquieting? that is basical