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