Now Zeus the lord of cloud roused in the north a storm against the ships, and driving veils of squall moved down like night on land and sea. The bows went plunging at the gust; sails cracked and lashed out strips in the big wind. We saw death in that fury, dropped the yards, unshipped the oars, and pulled for the nearest lee: then two long days and nights we lay offshore worn out and sick at heart, tasting our grief, until a third Dawn came with ringlets shining.
What does this excerpt most suggest about the beliefs of the ancient Greeks?