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