"Simone Lucie Ernestine Marie Bertrand de Beauvoir", commonly known as "Simone de Beauvoir", was a French writer, intellectual, Existentialism/existentialist philosopher, political activist, feminist and social theorist. Though she did not consider herself a philosopher, she had a significant influence on both feminist existentialism and feminist theory.Bergoffen, Debra, "Simone de Beauvoir", The Stanford Encyclopedia of Philosophy (Fall 2010 Edition), Edward N. Zalta (ed.), URL = . De Beauvoir wrote novels, essays, biographies, autobiography and monographs on philosophy, politics and social issues. She is known for her 1949 treatise The Second Sex, a detailed analysis of women's oppression and a foundational tract of contemporary feminism; her novels, including She Came to Stay and The Mandarins; and her lifelong relationship with Jean-Paul Sartre.If you enjoy these quotes, be sure to check out other famous writers! More Simone de Beauvoir on Wikipedia.