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