[sect. 2]
in urbem: probably in Oct., 47, on his return from Brundisium; cf. Ep. LIX. introd. note.
libris nostris : one of the products of his literary work was the Brutus, which Cicero began in the autumn of 47 B.C.
and completed the following spring.
eorum usum dimiseram: for a period of six years, 52-47 B.C.
, Cicero wrote nothing and apparently did little literary work of any sort.
suppudebat: for the force of sub, cf. Intr. 77.
praeceptis illorum : i.e. especially the precepts of the philosophers. Cicero's favorite philosopher Theophrastus advised an absolute abstention from politics (cf. Att. 2.16.3)
ad te placebit: ad = apud; sc. nos simul esse.