You know when someone shows up at a party at your house... and they never take off their jacket? Not like a cute, little,this-is-really-a-part-of-my-outfit jacket, but like a ski jacket. Of course you are going to think that they don't want to be there. And, odds are, they will only stay for 5-10 minutes and then explain that they have another party to attend, or didn't get much sleep the night before, or left the oven on at home. I think it says even more when someone does not take off their jacket throughout the course of an 8-9 hour work day. Now, it's one thing if it is cold inside. Sometimes it is cold here in our classrooms at Hendrickson High School. But we all have individually controlled thermostats that work fairy well 85-90% of the time. And still my co-workers and I will have one of those days where we are too lazy to mess with the temperature and we just never take off our jackets. We are supposed to be skillful educators who welcome students into our ro