english: In fact, the natural world is organized hierarchically upwards, not downwards, but upwards, and we begin with a self-regulating, semi-autonomous unit called a cell.
non_english: Zapravo, svet prirode je organizovan hijerarhijski prema gore, nije usmeren nadole, već nagore, a započinjemo samoregulišućom, poluautonomnom jedinicom zvanom ćelija.