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