Machiavelli suggests that when a prince acquires a land with different customs, the most effective way to maintain control is to reside there personally to address issues immediately.

Using the Romans as a model, the author illustrates how a power should manage annexed territories by protecting weak neighbors and humbling strong ones.

A recommendation for proactive leadership, comparing political foresight to medical diagnosis where early intervention is easy but late treatment is impossible.

Using the example of the Romans, the author argues that political evils must be recognized and addressed early before they become incurable. He rejects the idea of 'waiting for time' to solve problems, asserting that true prudence involves taking decisive action to manage inevitable conflicts on one's own terms.

The author observes that while the desire for conquest is natural, it must be matched by sufficient power; attempting to acquire territory through flawed alliances is a mark of folly.