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