Who said "I don't do relationships. I do life."?

This quote is attributed to Samantha Jones.

I don't do relationships. I do life. - Samantha Jones

"I don't do relationships. I do life."

Samantha Jones

"I'm fabulous, darling. It's not bragging if it's true."

"I don't believe in marriage. I believe in divorce."

"The fact that you're unhappy doesn't make you interesting."

"I'm successful, I'm powerful, I'm rich. And I'm alone."