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