Full Idea
Under a bad government discussion, both public and private, is bad, and no courses of study are available to cure faults of character.
Gist of Idea
Bad governments prevent discussion, and discourage the study of virtue
Source
Plato (Timaeus [c.362 BCE], 87b)
Book Reference
Plato: 'Timaeus and Critias', ed/tr. Lee,Desmond [Penguin 1971], p.118