Athena is the daughter of Zeus and Metis (a Océanide), goddess of reason and caution. Ouranos, the starry sky, warns that a son born Zeus Métis would take his throne. Therefore, when he learns that Metis was pregnant, Zeus takes the party to swallow [3]. But a few months later, he feels terrible headaches on the shores of Lake Triton [4] (for some authors, it is a source or a river). It then asks Hephaestus, the blacksmith god, to open the skull of a chop for the release of this evil: so qu'Athéna springs, wielding his spear and shield, the head of Zeus by pushing a powerful war cry. Thereafter, Athena is considered the only daughter of Zeus. Thus, in Aeschylus, she says: "I have not had a mother for giving me life .