: the crust hardened further as the planet cooled some more , and steam condensed and fell and oceans formed , and then , finally : curious perhaps , or perhaps brought hereaccording to birdy plananother life , another being moved through new water and after many many moons began to put things together : organized some hydrogen , some oxygen , some carbon , some nitrogen , and some sulfur , some iron and a metal or two into a small thing that unlike other small things could move as itself , on its own volition : a cell .