We've all had that friend who was completely rude to people and couldn't handle being called out on it. Friends tell the truth with tact and dont get secret satisfaction out of other's problems. If you can't think of anyone, it's probably you.
Since I work at a liquor store and deal with stupid, rude people all day, this is particularly relevant. "I pretend to like people everyday. It's called being an adult and THAT is why we are allowed to buy alcohol." Some eCards