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