... you can learn from:
Lady Bracknell: I have always been of the opinion that a man who desires to get married should know either everything or nothing. Which do you know?Jack: I know nothing, Lady Bracknell.Lady Bracknell: I am pleased to hear it. I do not approve of anything that tampers with natural ignorance. Ignorance is like a very delicate exotic fruit. Touch it and the bloom is gone. The whole theory of modern education is radically unsound. Fortunately, in England at any rate, education produces no effect whatsoever. If it did, it would prove a serious danger to the upper classes, and probably lead to acts of violence in Grosvenor's Square.
Happy 88 to the Dame Judi Dench!