Harry is big. Harry is strong. Bob is thin. Bob is little. Erin is nice. Alan is rough. Alan is dull. If someone is not huge then they are rough. If someone is not sad then they are smart. If someone is nice then they are clever. If someone is clever and not poor then they are kind. If someone is rough and not huge then they are bad. All bad people are small. If someone is thin and little then they are poor. If someone is poor and not clever then they are dull. If someone is dull then they are young. If someone is smart then they are quiet. All quiet people are wealthy. All kind people are experienced. 
Bob is not young.