The Prince by Niccolo Machiavelli Chapter 19 Page 4

this, as I have already shown at length, it is essential he should do. Not to be hated or despised by the body of his subjects, is one of the surest safeguards that a Prince can have against conspiracy. For he who conspires always reckons on pleasing the people by putting the Prince to death; but when he sees that instead of pleasing he will offend them, he cannot summon courage to carry out his design. For the difficulties that attend conspirators are infinite, and we know from experience that while there have been many conspiracies, few of them have succeeded.

He who conspires cannot do so alone, nor can he assume as his companions any save those whom he believes to be discontented; but so soon as you impart your design to a discontented man, you supply him with the means of removing his discontent, since by betraying