defence, beleevyng not that thou purposest to hurte them, and thei shal geve thee commoditie, to be able easely to satisfie thy desire.  When thou shouldest perceive, that there were in thine armie some, that used to advertise thy enemie of thy devises, thou canst not doe better, myndynge to take commoditie by their traiterous mindes, then to commen with them of those thynges, that thou wilte not doe, and those that thou wilt doe, to kepe secret, and to say to doubte of thynges, that thou doubtest not, and those of whiche thou doubtest, to hide:  the which shall make thenemie to take some enterprise in hand, beleving to know thy devises, where by easly thou maiest beguile and opresse hym.  If thou shouldest intende (as Claudius Nero did) to deminishe thy armie, sendynge helpe to some freende, and that the enemie shoulde not bee aware therof, it is necessarie not to deminishe the lodgynges, but to maintayne the signes, and the orders whole, makyng the verie same fires, and the verye same wardes throughout all the campe, as wer wont to be afore.  Lykewise if with thy armie there should joigne new men, and wouldest that the enemie shoulde not know that thou werte ingrosed, it is necessarie not to increase the lodgynges:  Because keepyng secrete doynges and devises, hath alwaies been moste profitable.  Wherfore Metellus beyng with an armie in Hispayne, to one, who asked him what he would doe the nexte daie, answered, that if his sherte knew therof, he would bourne it.  Marcus Craussus, unto one, whome asked him, when the armie shoulde remove, saied beleevest thou to be alone not to here the trumpet?  If thou shouldest desire to understande the secretes of thy enemie, and to know his orders, some have used to sende embassadours, and with theim in servauntes aparel, moste expertest men in warre:  whom havynge taken occasion to se the enemies armie, and to consider his strengthe and weakenesse, it hath geven them oportunitie to overcome him.  Some have sente into exile one of their familiars, and by meanes of the same, hath knowen the devises of his adversarie.  Also like secrettes are understoode of the enemies when for this effecte there were taken any prisoners.  Marius whiche in the warre that he made with the Cimbrie, for to know the faieth of those Frenchmen, who then inhabited Lombardie, and were in leage with the Romaine people, sent them letters open, and sealed:  and in the open he wrote, that they shoulde not open the sealed, but at a certaine time, and before the same time demaundyng them againe, and finding them opened, knew thereby that their faithe was not to be trusted.  Some Capitaines, being invaded, have not desired to goe to meete the enemie, but have gone to assaulte his countrey, and constrained him to retorne to defende his owne home:  The whiche manie times hath come wel to passe, for that those soldiours beginnyng to fil them selves with booties, and confidence to overcome, shall sone make the enemies souldiours to wexe afraide, when they supposynge theim