The Roman History · Amm. 28.1.7

In the first place, because he bore in mind the prediction of his father, a man pre-eminently skilful in interpreting what was portended by birds from whom auguries were taken, or by the note of such birds as spoke. And he had warned him that though he would rise to supreme authority, he would perish by the axe of the executioner; secondly, because he had fallen in with a Sardinian (whom he himself subsequently put to death by treachery, as report generally affirmed) who was a man skilled in raising up evil spirits, and in gathering presages from ghosts; and as long as that Sardinian lived, he, fearing to be betrayed, was more tractable and mild; lastly, because while he was slowly making his way through inferior appointments, like a serpent that glides underground, he was not yet of power sufficient to perpetrate any extensive destruction or executions.

Ammianus Marcellinus · translated by C. D. Yonge · 1911 reprint
C. D. Yonge translation (preface dated February 1862); G. Bell and Sons, 1911; Project Gutenberg #28587
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