Law enforcement in Tennessee tells us we have a problem with aggressive driving. And while I think that’s an issue everywhere in the US, there’s something even more dangerous. Passive-aggressive drivers are an even bigger problem. Aggressive drivers just want to get past everyone. All you have to do is get out of their way, and they’re no longer a hassle. But those who refuse to get out of the way or, even worse, speed up when you attempt to go around them are a greater risk. Courtesy on the highways is rare these days but possible…