Who said "Fear is just another weapon they use against you."?

This quote is attributed to Black Widow.

Fear is just another weapon they use against you. - Black Widow

"Fear is just another weapon they use against you."

Black Widow Fear

"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."

"Face your fears with courage."

"You can't live your life in fear."

"Snakes. Why'd it have to be snakes?"

"Fear is just another obstacle to overcome."