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