Who said "We may not be able to save the world, but we can try."?

This quote is attributed to Black Widow (MCU).

We may not be able to save the world, but we can try. - Black Widow (MCU)

"We may not be able to save the world, but we can try."

Black Widow (MCU) Hope

"I've been red in my ledger for a long time. I'm trying to wipe it out."

"Sometimes you need to go back in order to move forward."

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

"You really think you can hold onto the cube? It has a lot of voltage."

"Every day is a new opportunity."

"Hope is what gets us through difficult times."

"I'm not your enemy, kid. I'm trying to save you."

"Redemption is a long road."