Politics often places people into oversimplified groups based on singular traits, attributes, or beliefs. People are rarely this one dimensional, so why is it so pervasive? It's useful for politicians to separate people into different groups to consolidate power. A dictator may only need to do this once. In a democracy it's a continuous practice. If a politician can subsidize farm products (driving up the cost of food) while simultaneously subsidizing groceries for low income citizens, they can earn the vote of two voting blocks at no personal cost to the politician. What separates a voting...