Счастье
1. http://www.zeit.de/online/2007/30/dalai-lama-2
2. http://www.economist.com/node/17722567
3. http://www.telegraph.co.uk/health/wellbeing/10567260/Happierrelationships-for-couples-without-children.html
4. http://abcnews.go.com/blogs/politics/2014/09/president-obamachecks-stonehenge-off-his-bucket-list/
