diller: yeah, camilla's unhappy. we've heard from her parents. her parents want her to be-- maybe she likes being all alone on the playground. let's assume she does! hockenberry: let's find out. should it be up to her parents to give her some drugs... - of course. - ...to make her like everybody else? - diller: what's wrong with unhappiness? - huh? - what's wrong with unhappiness? - that's another question. - because, again-- - ( laughs ) it used to be part of the human condition, unhappiness. but i think in the last 40 or 50 years there's been a shift away from older values. and if we have a child who's feeling badly, the parents feel badly. and they come to me, this kid may be minimally impaired in my view, but he's not feeling good, his self-esteem is down, and they want a treatment. the evidence that self-esteem or self-image really matter is scant to non-existent, and most of that evidence comes from, you know, interviewing ceos, artists, and criminals. - and they all have bad childhoods. - ( all laugh ) hockenberry: let's pose a question he

ernie diller teaches history at the american school in libya. >> i had two flights booked, and neither left, so they were all canceled before we even got there. so this ferry was a great deal for us. we were really happy the state department came through like that. >> reporter: the old, the young, the weary-- each with a story and a sentiment. >> it's difficult because, you know, you feel for the people. all they're doing is asking for a better way of life, and it's-- people are getting killed for it. >> reporter: is it emotional for you to finally be away from there? >> yeah, but, you know, i'm ready to go back. i'm sure my family doesn't want to hear that. >> reporter: lucky to be out, but already missing what they left behind. dave peterson had worked in tripoli for eight months. >> i was 200 meters off the green square is my apartment. it was ground zero for the chaos. sunday was pretty difficult. >> reporter: diane harris teaches first grade at the american school. for her, the libyan revolution is more than a history lesson. it hits home. >> we've only been there since august, bu