Who said "I protect what matters. That's all that matters."?

This quote is attributed to Hawkeye / Clint Barton.

I protect what matters. That's all that matters. - Hawkeye / Clint Barton

"I protect what matters. That's all that matters."

Hawkeye / Clint Barton

"I'm just a guy with a bow and arrow."

"Sometimes the smallest things take up the most room in your heart."

"You know what the problem is? You're always looking for the next big thing, when sometimes it's right in front of you."

"I can't miss. Well, I can miss, but I don't very often."