Creativity varies inversely with the number of cooks involved in the broth.

Teenagers travel in droves, packs, swarms. To the librarian, they're a gaggle of geese. To the cook, they're a scourge of locusts. To department stores they're a big beautiful exaltation of larks. all lovely and loose and jingly.

A good ad should be like a good sermon: It must not only comfort the afflicted, it also must afflict the comfortable.