The Harvard Study of Adult Development started 80 years ago in the U.S. The results, published in the book "The Good Life", are clear: It is close and good relationships that make us happiest.

The study even shows that those who have better relationships at age 50 are both happier and healthier at 80. In three weeks, Visit Finland will host a so-called "masterclass of happiness" People from 190 countries have applied and 14 people have been accepted to visit a luxury resort.