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