Dave is big. Dave is strong. Alan is little. Alan is thin. Gary is smart. Charlie is poor. Charlie is sad. If someone is not high then they are poor. If someone is not rough then they are nice. If someone is smart then they are wealthy. If someone is wealthy and not bad then they are kind. If someone is poor and not high then they are dull. If someone is little and thin then they are bad. If someone is bad and not wealthy then they are sad. All nice people are quiet. 
Alan is sad.