If you only notice human proceedings, you may observe that all who attain great power and riches, make use of either force or fraud; and what they have acquired either by deceit or violence, in order to conceal the disgraceful methods of attainment, they endeavor to sanctify with the false title of honest gains.
Niccolo MachiavelliA wise ruler should rely on what is under his own control, not on what is under the control of others.
Niccolo MachiavelliAnd here one must not that hatred is acquired just as much by means of good actions as by bad ones; and so, as I said above, if a prince wishes to maintain the state, he is often obliged not to be good; because whenever that group which you believe you need to support you is corrupted, whether it be the common people, the soldiers, or the nobles, it is to your advantage to follow their inclinations in order to satisfy them; and then good actions are your enemy.
Niccolo MachiavelliSpeaking generally, men are ungrateful, fickle, hypocritical, fearful odanger and covetous ogain.
Niccolo Machiavelli