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.
I work, and then whenever I have any other time, I'm with my daughter, and then I go to sleep. I think you basically have to abandon the dreams of having any other adult activities in your life. You have to go to sleep whenever your child goes to sleep. That's basically how we're doing it.