Note (return) — Chapter XIII
Reading edition
Of bodies some are "combinations"--concrete bodies--and some are primordial "elements," out of which combinations are formed. These primordial elements, out of which the universe is generated, are "atoms" (ἄτοµοι). These atoms are "the first principles" and "seeds" of all things. 791 They are "infinite in number," and, as their name implies, they are "infrangible" "unchangeable" and "indestructible." 792 Matter is, therefore, not infinitely divisible; there must be a point at which division ends. 793