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