Bob is high. Bob is big. Dave is thin. Dave is tiny. Fiona is nice. Gary is poor. Gary is rough. If someone is not huge then they are poor. If someone is not sad then they are wealthy. If someone is nice then they are clever. If someone is clever and not dull then they are kind. If someone is poor and not huge then they are bad. All bad people are small. If someone is thin and tiny then they are dull. If someone is dull and not clever then they are rough. If someone is rough then they are young. If someone is wealthy then they are smart. All smart people are quiet. All kind people are old. 
Gary is quiet.