You are totally right. There are many different meditation exercises, ways to control anxiety and calm down, as well as mindfulness tips and tricks. In some ways it does point towards discovering your own path to happiness, by trying different things and seeing what works for you.

Given that humans are wired to be social and we pretty much all live in society, a lot of the things that afflict us have to do with the way we relate to others, which is exactly what the book is about :)