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