One day Cunégonde was walking near the house in a little copice, called “the park,” when she saw Dr. Pangloss behind some bushes giving a lesson in experimental philosophy to her mother's waiting-woman, a pretty little brunette who seemed eminently teachable. Since Lady Cunégonde took a great interest in science, she watched the experiments being repeated with breathless fascination. She saw clearly the Doctor's “sufficient reason,” and took note of cause and effect. Then, in a d...