Erin is big. Erin is high. Harry is little. Harry is short. Bob is smart. Fiona is sad. Fiona is dull. If someone is not huge then they are sad. If someone is not rough then they are nice. If someone is smart then they are wealthy. If someone is wealthy and not bad then they are quiet. If someone is sad and not huge then they are poor. If someone is little and short then they are bad. If someone is bad and not wealthy then they are dull. All nice people are kind. 
Harry is not dull.