Caesar his de causis quas commemoravi Rhenum transire decreverat; sed navibus suae neque satis tutum esse arbitrabatur, neque suae neque populi Romani dignitatis esse statuebat.
Caesar. Gallic War, L4, 17
For the reasons above mentioned Caesar had decided to cross the Rhine; but he deemed it scarcely safe, and ruled it unworthy of his own and the Roman’s dignity, to cross in boats
But, Our P…..