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