quis custodiet ipsos custodes

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Latin[edit]

Pronunciation[edit]

  • (Classical) IPA(key): /kʷis kusˈtoː.di.et ˈip.soːs kusˈtoː.deːs/, [kʷɪs̠ kʊs̠ˈt̪oːd̪iɛt̪ ˈɪps̠oːs̠ kʊs̠ˈt̪oːd̪eːs̠]
  • (Ecclesiastical) IPA(key): /kwis kusˈto.di.et ˈip.sos kusˈto.des/, [kwis kusˈt̪ɔːd̪iɛt̪ ˈipsɔs kusˈt̪ɔːd̪ɛs]
  • (Classical) IPA(key): /kʷis kuːsˈtoː.di.et ˈip.soːs kuːsˈtoː.deːs/, [kʷɪs̠ kuːs̠ˈt̪oːd̪iɛt̪ ˈɪps̠oːs̠ kuːs̠ˈt̪oːd̪eːs̠]
  • (Ecclesiastical) IPA(key): /kwis kusˈto.di.et ˈip.sos kusˈto.des/, [kwis kusˈt̪ɔːd̪iɛt̪ ˈipsɔs kusˈt̪ɔːd̪ɛs]

Phrase[edit]

quis cū̆stōdiet ipsōs cū̆stōdēs?

  1. “Who guards the guards?”, “Who watches the watchers?”
    • first or second century (AD), Juvenal, Satura VI, lines 347–348:
      audio quid ueteres olim moneatis amici, 'pone seram, cohibe.' sed quis custodiet ipsos custodes? cauta est et ab illis incipit uxor.
      I hear always the admonishment of my friends: "Bolt her in, constrain her!" But who will guard the guardians? The wife plans ahead and begins with them.

Further reading[edit]