Dave is huge. Dave is high. Bob is tiny. Bob is short. Erin is quiet. Harry is sad. Harry is poor. If someone is not big then they are sad. If someone is not rough then they are smart. If someone is quiet then they are clever. If someone is clever and not dull then they are nice. If someone is sad and not big then they are bad. All bad people are small. If someone is tiny and short then they are dull. If someone is dull and not clever then they are poor. If someone is poor then they are young. If someone is smart then they are wealthy. All wealthy people are kind. All nice people are old. 
Bob is not young.