Who said "A woman alone is a contradiction in terms."?

This quote is attributed to Janis Joplin.

A woman alone is a contradiction in terms. - Janis Joplin

"A woman alone is a contradiction in terms."

Janis Joplin Relationships

Rock Blues Singer American 1943–1970

"Don't compromise yourself. You're all you've got."

"Being an intellectual creates a lot of questions and no answers."

"Catch a fire and you'll never be the same."

"Try just a little bit harder to be a little bit better."

"The key to a happy marriage is communication."

"Marriage is about compromise and understanding."

"Life's greatest treasures are relationships."

"Trust is a luxury I can't afford."