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