Quote by Thucydides: “It is a general and necessary law of nature to rule wherever one can.”

This statement argues that the drive to dominate is an inherent part of human nature, a fundamental law that governs behavior. It implies that individuals and states will naturally seek to expand their influence and control whenever the opportunity arises, regardless of ethical considerations. This reflects a stark realism.

Thucydides, through the Athenian speakers in his 'History,' frequently asserts that self-interest and the pursuit of power are fundamental human motivations. This idea was used to justify Athens' expansionist policies and its treatment of weaker states during the Peloponnesian War, portraying such actions as natural.

Athenian general and historian who lived approximately 460–400 BCE and wrote The History of the Peloponnesian War. He is considered the first truly analytical historian, distinguishing between cause and pretext and prioritizing evidence over mythology. His work profoundly shaped how we understand war and politics.