We are defined not by our power, but by our choices. - Captain America (Age of Ultron)

"We are defined not by our power, but by our choices."

Captain America (Age of Ultron)

More from Captain America (Age of Ultron)

"I'm always angry."

"The world is in our hands now."

"We may not be able to save everyone, but we have to try."

"I can do this all day."