Who said "Justice isn't always pretty, but it's always necessary."?

This quote is attributed to Hawkeye (Age of Ultron).

Justice isn't always pretty, but it's always necessary. - Hawkeye (Age of Ultron)

"Justice isn't always pretty, but it's always necessary."

Hawkeye (Age of Ultron) Justice

"It's not what you can do, it's what you will do."

"We're not soldiers. But I've seen worse than this before."

"Family is everything. That's why I fight."

"Sometimes the hardest thing and the right thing are the same."

"Justice must always prevail."

"You think I'm just some animal?"

"Fighting for what's right never gets easier."

"Justice is worth fighting for."