You should never have to say hello or goodbye. Even at work sometimes, and I know this is very unpopular, is that if I'm going to work every single day, I don't think you should have to hug people hello every single day when you come to work. I saw you Monday!
“Vengeance is not the point; change is. But the trouble is that in most people's minds the thought of victory and the thought of punishing the enemy coincide.”