Who said "We are defined by our courage in the face of adversity."?

This quote is attributed to Captain America (The Avengers).

We are defined by our courage in the face of adversity. - Captain America (The Avengers)

"We are defined by our courage in the face of adversity."

Captain America (The Avengers) Courage

"I can do this all day."

"When I was a kid, I couldn't do any of this. Now I can fight with the best of them."

"Big man in a suit of armour. Take that off, what are you?"

"I'm just a kid from Brooklyn."

"Never let fear stop you from chasing your dreams."

"Courage is being afraid but doing it anyway."

"Sometimes you gotta do what you gotta do."

"Sometimes you have to be the monster to stop the monsters."