What is fiat iustitia ruat caelum?

Fiat iustitia ruat caelum is a Latin phrase that translates to "Let justice be done though the heavens fall." It is a maxim or principle for legal and moral actions, suggesting that justice should always be pursued, even if it means doing something that may appear disastrous or harmful. The phrase emphasizes the importance of maintaining the rule of law and the belief that justice is above all other considerations, even if it results in negative consequences. It is often used to signify the idea that the right thing must be done, even if it causes chaos or upheaval. The phrase has been used in various contexts, including politics, legal systems, and ethics.