In Rating of the world countries on the level of happiness of the UNO danes occupy the first place regularly. But as do they succeed to be glad to life, when after a window bad weather, a day is so short, that him and will not notice, and at work endless emergency job? For this purpose danes have own vital philosophy that is laid in a few simple rules, allowing to create the atmosphere of rest, heat and friendliness, - хюгге. About that, what is it, Mike Викинг, founder and leader of famous Institute of research of happiness in Copenhagen, tells in the book.