Who said "I don't need saving. I need to save myself."?

This quote is attributed to Betty Draper.

I don't need saving. I need to save myself. - Betty Draper

"I don't need saving. I need to save myself."

Betty Draper

"I'm trying to be a good mother and a good wife, but I'm not sure I'm succeeding at either."

"Don't tell me what to do. I'm a grown woman."

"I don't know how to say goodbye to people."

"You're going to have to learn that life isn't a love story."