"Nec eventus modo hoc docet, stultorum iste magister est, sed eadem ratio, quae fuit futuraque, donec res eaedem manebunt, immutabilis est."
Livy, History of Rome, Book 22
And it is not only the result that will instruct them, that teacher of fools, but reason itself, which was and will be unchanging, so long as the same fundamental conditions still hold.
"'I beg you, father, send Lazarus to my family, for I have five brothers. Let him warn them, so that they will not also come to this place of torment.’ Abraham replied, ‘They have Moses and the Prophets; let them listen to them.’ No, father Abraham,’ the rich man said, ‘but if someone from the dead appears to them, they will repent.’ And Abraham said, ‘If they do not listen to Moses and the Prophets, they will not change and repent, even if someone were to rise from the dead.’” Luke 16:27-31