Who said "This is the only way."?

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

This is the only way. - Iron Man (The Avengers)

"This is the only way."

Iron Man (The Avengers)

"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."