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