Humbert congratulates himself for achieving sexual satisfaction without becoming a criminal pervert and without her knowing. He yearns to repeat the act – but her purity is important too and part of the attraction in the first place.
At dinner that night Charlotte announces that Lolita will be going off to camp for two months. Shocked, Humbert pretends he has a toothache, so Charlotte recommends their neighbor who is a dentist: Dr. Ivor Quilty. "Uncle or cousin," she says, "I think, of the playwright" (1.14.7).