We don't yet know, above all, what the world might be like if children were to grow up without being subjected to humiliation, if parents would respect them and take them seriously as people.
In my case, I thoroughly enjoy running 100-odd miles a week. If I didn't I wouldn't do it. Who can define happiness? To some, happiness is a warm puppy or a glass of cold beer. To me, happiness is running in the hills with my mates around me.