Who said "Death isn't scary once you've lived this way."?

This quote is attributed to Black Widow.

Death isn't scary once you've lived this way. - Black Widow

"Death isn't scary once you've lived this way."

Black Widow Death

"I'm not the only monster in the room."

"It's never too late to start over."

"We all have our secrets. The question is what we do with them."

"Family is complicated, but it's all we have."

"Death doesn't scare me anymore."

"Death and I are old friends."

"Welcome to my world."

"Death is just the beginning."