Alan is high. Alan is big. Anne is tiny. Anne is thin. Erin is quiet. Bob is poor. Bob is rough. If someone is not huge then they are poor. If someone is not dull then they are clever. If someone is quiet then they are nice. If someone is nice and not sad then they are kind. If someone is poor and not huge then they are bad. All bad people are short. If someone is tiny and thin then they are sad. If someone is sad and not nice then they are rough. If someone is rough then they are young. If someone is clever then they are wealthy. All wealthy people are smart. All kind people are old. 
Alan is not short.