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