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