Harry is big. Harry is huge. Dave is thin. Dave is small. Alan is wealthy. Fiona is poor. Fiona is rough. If someone is not strong then they are poor. If someone is not dull then they are quiet. If someone is wealthy then they are nice. If someone is nice and not bad then they are kind. If someone is poor and not strong then they are sad. If someone is thin and small then they are bad. If someone is bad and not nice then they are rough. All quiet people are smart. 
Fiona is smart.