Marguerite Porete wrote a masterpiece of mysticism and was burned for it in 1310.

Ideas & Philosophy · Published 3 October 2026 Swipe more like this →

In short: Marguerite Porete was a Beguine mystic whose treatise, The Mirror of Simple Souls, remains a landmark of Old French literature. Despite securing approval from theologians, her insistence on circulating the work led to a harrowing trial, a public execution, and a lasting influence on medieval religious thought and later heretical movements.

Marguerite Porete was a highly educated Beguine, likely of upper-class origins, who authored The Mirror of Simple Souls in the 1290s. The text, written in Old French rather than the scholarly Latin of the era, outlines seven stages of the soul's ascent to God. Using a sophisticated dialogue format reminiscent of courtly love literature, Porete argued that a soul truly united with divine love transcends worldly contradictions and becomes incapable of sin. This state of the 'Annihilated Soul' required abandoning Reason, which she viewed as a limited tool for understanding the divine.

Her path to execution began when the Bishop of Cambrai ordered her book burned in Valenciennes, commanding her to cease its distribution. Porete refused, continuing to share her work even after being arrested in Châlons-en-Champagne in 1308. Handed over to the Dominican Inquisitor William of Paris, she faced a commission of twenty-one theologians who scrutinized fifteen propositions from her writing. While she had previously consulted respected figures like Godfrey of Fontaines, the tribunal remained unmoved by her defense. She famously refused to cooperate with the inquisitorial process, declining to take the required oath or recant her views.

On June 1, 1310, Porete was burned alive at the Place de Grève in Paris. Observers noted that she faced her death with remarkable calmness, a detail recorded even by those who condemned her. Her legacy persisted beyond the flames; in 1311, the Council of Vienne issued the decree Ad Nostrum, which utilized excerpts from her book to officially denounce the Brethren of the Free Spirit. Today, scholars study her work for its profound theological parallels to Meister Eckhart and its unique place in the history of medieval women's writing.

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