Lily de Gramont survived a terrible marriage to write books, nearly have a political career, and become a bigamist by marrying Natalie Barney.
Sources (Used/Consulted/Read Along the Way)
Elisabeth de Gramont: Avant-gardiste by Francesco Rapazzini
Wild Heart: A Life by Suzanne Rodriguez
Romaine Brooks: A Life by Cassandra Langer
A Perilous Advantage: The Best of Natalie Clifford Barney (edited and translated by Anna Livia)
Liane de Pougy: My Blue Notebooks (translated by Diana Athill)