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