Who said "I've died before. It wasn't as bad as you'd think."?

This quote is attributed to Black Widow / Natasha Romanoff.

I've died before. It wasn't as bad as you'd think. - Black Widow / Natasha Romanoff

"I've died before. It wasn't as bad as you'd think."

Black Widow / Natasha Romanoff Death

"I used to have nothing. Then I got this job, this team. It's all I have."

"Compromise where you can. Where you can't, don't."

"I'm always picking up after you boys."

"The world doesn't change without sacrifice."

"Death doesn't scare me anymore."

"Death and I are old friends."

"Welcome to my world."

"Death is just the beginning."