Once you understand that someone has Tourette and that they can't help their tics, it takes away the distraction. And you can engage your compassion. You feel for them. You embrace them.
It must be acknowledged that an increasing proportion of the world's population is living in cities, in almost completely human-made environments. But we should also acknowledge that there are still a considerable number of people who wish to live in harmony with nature, and that globalization has made their ways of life increasing difficult to sustain.