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