56.1
He has likewise left Commentaries of his own actions both in the war in Gaul, and in the civil war with Pompey; for the author of the Alexandrian, African, and Spanish wars is not known with any certainty. Some think they are the productions of Oppius, and some of Hirtius; the latter of whom composed the last book, which is imperfect, of the Gallic war. Of Caesar's Commentaries, Cicero, in his Brutus, speaks thus:
56.2
He wrote his Commentaries in a manner deserving of great approbation: they are plain, precise, and elegant, without any affectation of rhetorical ornament. In having thus prepared materials for others who might be inclined to write his history, he may perhaps have encouraged some silly creatures to enter upon such a work, who will needs be dressing up his actions in all the extravagance of bombast; but he has discouraged wise men from ever attempting the subject.
56.3
Hirtius delivers his opinion of these Commentaries in the following terms: So great is the approbation with which they are universally perused, that, instead of rousing, he seems to have precluded, the efforts of any future historian. Yet, with respect to this work, we have more reason to admire him than others; for they only know how well and correctly he has written, but we know, likewise, how easily and quickly he did it.