This passage from Chapter III is an example of logical reasoning conspicuously devoid of ethical considerations. A prince must realize that he has two options: benevolence and destruction. Because the latter option will cause resentment among the people, he should choose it only if he is absolutely sure there will be no ill consequences—that the destruction he incurs will eliminate or disable any parties that might seek to revenge themselves against him. Feelings of pity or compassion are meaningless. Self-interest and self-protection are in this case the motivating factors and are to be pursued ruthlessly.
2. [P]eople are by nature changeable. It is easy to persuade them about some particular matter, but it is hard to hold them to that persuasion. Hence it is necessary to provide that when they no longer believe, they can be forced to believe.
This passage from Chapter VI is an example of Machiavelli’s use of assumptions about human nature to justify political action. This quotation follows a formula used throughout The Prince: because people are X, a prince must always do Y. Whereas Machiavelli laces his historical points with a wealth of evidence and detail, he tends not to provide significant explanations for many broad statements he makes about human nature. We may assume that when Machiavelli writes a statement such as “people are by nature changeable,” he is uttering a belief generally accepted in sixteenth-century Florentine society.
3. A prince must have no other objective, no other thought, nor take up any profession but that of war, its methods and its discipline, for that is the only art expected of a ruler. And it is of such great value that it not only keeps hereditary princes in power, but often raises men of lowly