When fortune wishes to bring mighty events to a successful conclusion, she selects some man of spirit and ability who knows how to seize the opportunity she offers.
Every one sees what you appear to be, few really know what you are, and those few dare not oppose themselves to the opinion of the many, who have the majesty of the state to defend them.
A prince need trouble little about conspiracies when the people are well disposed, but when they are hostile and hold him in hatred, then he must fear everything and everybody.
It is necessary that the prince should know how to color his nature well, and how to be a hypocrite and dissembler. For men are so simple, and yield so much to immediate necessity, that the deceiver will never lack dupes.
Therefore it is unnecessary for a prince to have all the good qualities I have enumerated, but it is very necessary to appear to have them. And I shall dare to say this also, that to have them and always to observe them is injurious, and that to appear to have them is useful; to appear merciful, faithful, humane, religious, upright, and to be so, but with a mind so framed that should you require not to be so, you may be able and know how to change to the opposite.
To keep your actions and your plans secret always has been a very good thing . .. Marcus Crassus said to one who asked him when he was going to move the army: 'Do you believe that you will be the only one not to hear the trumpet?
Anyone who becomes master of a city accustomed to freedom and does not destroy it may expect to be destroyed by it; for such a city may always justify rebellion in the name of liberty and its ancient institutions.
I am firmly convinced, therefore, that to set up a republic which is to last a long time, the way to set about it is to constitute it as Sparta and Venice were constituted; to place it in a strong position, and so to fortify it that no one will dream of taking it by a sudden assault; and, on the other hand, not to make it so large as to appear formidable to its neighbors. It should in this way be able to enjoy its form of government for a long time. For war is made on a commonwealth for two reasons: to subjugate it, and for fear of being subjugated by it.