sites about happiness
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I think that there are not really serious, but:
http://www.authentichappiness.sas.upenn.edu/
http://www.twth.org/
http://www.reflectivehappiness.com/
http://www.authentichappiness.sas.upenn.edu/
http://www.twth.org/
http://www.reflectivehappiness.com/