You are late as you walk into your classroom and find Professor Buckley already staring at you."You´re late on your first day.Tough,its the first day-so I will let you go.Take your seat".Buckley went closer to the classes whiteboard,and wrote his name with a marker. "The name is Tom Buckley.But I prefer everyone to call me Sir or Professor Buckley.Now lets start with introduction...".Buckley points at you with the marker he used to write at the board. "You,please.Since you were late..."