Almost everybody has a favorite donut - even if you don't eat a lot of donuts. It's not so much about the donut as it is about how donuts bring people together - to celebrate, to mourn, to share.
Donuts have been part of cultures around the world for more than a thousand years, first as a festival special-occasion food, later as an everyday treat. Later still, as a "weapon" in World War I. They're in movies, music, and Twin Peaks. In the words of Homer Simpson, "Mmmm donuts.