For it must be noted, that men must either be caressed or else annihilated; they will revenge themselves for small injuries, but cannot do so for great ones; the injury therefore that we do to a man must be such that we need not fear his vengeance.
Niccolo MachiavelliFor government consists in nothing else but so controlling subjects that they shall neither be able to, nor have cause to do [it] harm.
Niccolo Machiavelli