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