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