Fiona is huge. Fiona is strong. Erin is thin. Erin is small. Bob is smart. Charlie is rough. Charlie is dull. 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 quiet. If someone is quiet and not bad then they are kind. If someone is rough and not big then they are sad. If someone is thin and small then they are bad. If someone is bad and not quiet then they are dull. All wealthy people are nice. 
Fiona is not sad.