She was heartily ashamed of her ignorance - a misplaced shame. Where people wish to attach, they should always be ignorant. To come with a well−informed mind is to come with an inability of administering to the vanity of others, which a sensible person would always wish to avoid. A woman especially, if she have the misfortune of knowing anything, should conceal it as well as she can.
'Northanger Abbey' (1818) ch. 14