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