I would assume that most people have been unhappy for as long as there have been people.
In the beginning the Universe was created.
This has made a lot of people very angry and been widely
regarded as a bad move.
- Douglas AdamsIt could just be me idealizing a past I didn't have to actually live through, I'm not old enough to have experienced anything else, but it seems like that is where a lot of human happiness and fulfillment comes from.
One thing I think many are missing today from our lives is some sort of painful rite of passage struggle to give us perspective. When nothing has gone seriously wrong in your life it is all too easy to focus on the trivial.
Peoples' lives get better in the context of what we're aware of, but core problems have never been addressed.
The core problem being that your life is largely not yours.