Maya opened her backpack, and slyly watched the mural in the mirror of her makeup case. The mural knew no better, and thought it had escaped her attention. The little cells became quite lively, flinging sparks of information at one another, blossoming, conjugating, spinning, kaleidoscoping. Maya snapped her case shut, and turned to face the screen directly. The cells froze guiltily in place and crept along on their best behavior.