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