in the darkness the images came , bad ones of course , but also , combating them , the images of the advertising posters he protected : laughing children , tender-eyed dogs , lakes , starry skies , seas , fondled cats , snow-capped mountains , summer forests , vineyards , gardens , hand-in-hand couples , weddings , close-knit smiling families , and , lingering longest on her , the lovely boyish girl hed worked over a few hours before .