in hac parte: i.e. in Italy. Cicero's reference to a retreat from Italy on the part of the Pompeians is in the nature of a prophecy. In so far as official information had been given out, a stand was to be made at Luceria. Strangely enough, however, only the day before this letter was written Pompey had ordered his forces to collect at Brundisium with a view to crossing to Dyrrachium (cf. Att. 8.12 A. 3), but Cicero did not know this.
in Cinnae dominatione: when Marius and Cinna in 87 B.C.
approached Rome, many of the Optimates fled, as the same class of men did on the approach of Caesar, but Philippus, Flaccus, and Mucius remained in the city, and Mucius (Q. Mucius Scaevola) was murdered a few years later.
quoquo modo, etc., however that decision turned out in his case.
malle: sc. perire.
Thrasybulus (sc. fecit): he left Athens when the Thirty Tyrants came into power, but returned to drive them out; cf. Xen. Hell. 2.3.42; 2.4.
sit (enim) : sc. Caesar.
non accipere, (I am