not how to be a gentlemen you fucken retard. Its about how to gain and secure power and to a lesser extent on how to wage war and basic "rules" a leader "should" follow if he wants to effective at his main task which is remaining in power.
Thatís politics, nigga. Thatís more gangsta than you, your block, your set or anyone you know will ever be. - Immortal Technique
Well he wanted italy to apply lessons of military science and to not depend on mercenaries. he realized how essentially powless the city states where especially his home city of florence with out a strong military. he made it a point that when it comes down to it, it is better to be feared as a power than loved.