Ultimately, the seeds of  everything familiar– the size of our planet, its position  within the solar system, and its elemental composition– were determined by an uncountably large  series of random collisions.
Finalement, tout ce qui nous est familier- la taille de notre planète, sa position dans le système solaire, et sa composition élémentaire- trouve son origine dans une série incalculable de collisions aléatoires.