Who said "The difference between you and me? I'm not afraid."?

This quote is attributed to Iron Man (The Avengers).

The difference between you and me? I'm not afraid. - Iron Man (The Avengers)

"The difference between you and me? I'm not afraid."

Iron Man (The Avengers) Fear

"I am Iron Man."

"Genius, billionaire, playboy, philanthropist."

"If you're nothing without the suit, then you shouldn't have it."

"I've successfully privatized world peace."

"Face your fears with courage."

"You can't live your life in fear."

"Snakes. Why'd it have to be snakes?"

"Fear is just another obstacle to overcome."