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