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