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