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