After being warned of an imminent attack by the Gauls, Caesar’s men debate whether to stay in their camp or attempt to join another unit.
1 Lucius Aurunculeius compluresque tribuni militum et primorum ordinum
2 centuriones nihil temere agendum neque ex hibernis iniussu Caesaris
3 discedendum existimabant: quantasvis \[magnas\] copias etiam Germanorum
4 sustineri posse munitis hibernis docebant: rem esse testimonio, quod
5 primum hostium impetum multis ultro vulneribus illatis fortissime
6 sustinuerint: re frumentaria non premi; interea et ex proximis hibernis et a
7 Caesare conventura subsidia: postremo quid esse levius aut turpius, quam
8 auctore hoste de summis rebus capere consilium?
In lines 3-8, Caesar provides a long chain of indirect statements. What verb introduces these indirect statements?