It collects all the available information about what makes people happy and why. According to the research, married, extroverted optimists are happier than single, pessimistic introverts. Nurses enjoy life more than bankers, and it helps to be religious, sexually active and a college graduate with a short commute to work. The wealthy experience more mirth than the poor, but not much. Sounds to me that if you don’t know any better and feel that you are expected to be happy then you would probably say you were happy,
And currently the happiest people are in Iceland and the country with the highest rate of suicides is Lithuania and the UK gives out the most anti-depressants to its population but the US deems to be the most depressed country perhaps based on their long working hours and the fact that they have no statutory holidays.
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