"Who is it that sends the rain? Who is it that thunders?" old Strepsiades asks of Socrates in The Clouds of Aristophanes, and the philosopher replies:
"Nork egiten du euri? Nork jotzen du trumoia?" galdetzen zion Strepsiades zaharrak Sokratesi Aristofanesen Hodeietan, eta filosofoak honela erantzun zion: