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