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