Your minds that once did stand erect and strong,
What madness swerves them from their wonted course?

Quo vobis mentes, rectae quae stare solebant
Antehac, dementis sese flexere viai?

Original text (Latin)

Notes from Wikiquote

As quoted by Cicero in De Senectute, Chapter VI (Loeb translation)

Quote text and notes from Wikiquote: Ennius (page history), available under CC BY-SA 4.0. Source quality and labels are our own summary of what Wikiquote records.