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