You could be going along in a rut, not even knowing how deep the rut is and how unlikely it is that you will ever get out of it, when something happens that lifts you out of the rut and your life takes a slightly different trajectory. Months later you look back and think how stunning, how utterly remarkable it is that your life ever changed at all. That is what happened to me last summer, and it started when a complete stranger hugged me...........