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