Quote by Ibn Khaldun: “Injustice is ruinous to civilisation.”

When a society consistently treats people unfairly — extracting from them without return, denying them rights, abusing power — it gradually destroys the cooperation and trust that civilization depends on. Injustice is not just morally wrong; it is structurally self-defeating.

Ibn Khaldun developed his theory of civilisational decline in the Muqaddimah by studying the collapse of North African and Andalusian dynasties. He argued systematically that tyranny and extraction of wealth from subjects accelerated the destruction of empires by eroding social bonds.

Tunisian historian and sociologist born in 1332 in Tunis, widely regarded as a founder of the modern disciplines of historiography, sociology, and economics. His Muqaddimah introduced a theory of social cohesion and historical cycles that remains influential today.