Who said "We do what we think is right."?

This quote is attributed to Natasha Romanoff (Civil War).

We do what we think is right. - Natasha Romanoff (Civil War)

"We do what we think is right."

Natasha Romanoff (Civil War)

"Sometimes I see the mission the same way you do."

"We've made mistakes. But we're still a family."

"I know this job. We both do."

"When you can live with it, let me know."