Procopius, The Secret History — Chapters XI - XV
“ Chapter XV Such, then, was Justinian. As for Theodora, she had a mind fixed firmly and persistently upon cruelty. For she never did anything at any time as the result of persuasion or compulsion by another person, but she herself, applying a stubborn will, carried out her decisions with all her might, no one daring to intercede for the victim who had given offence. For neither length of time, nor surfeit of punishment, no trick of supplication, no threat of death — fully expected to fall from Heaven upon the whole race — could persuade her to abate one jot of her wrath. ”
