Zoos are becoming facsimiles - or perhaps caricatures - of how animals once were in their natural habitat. If the right policies toward nature were pursued, we would need no zoos at all.
The blues was like that problem child that you may have had in the family. You was a little bit ashamed to let anybody see him, but you loved him. You just didn't know how other people would take it.
And, in fact, you can find that the lack of basic resources, material resources, contributes to unhappiness, but the increase in material resources do not increase happiness.