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