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