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