Who said "We stand together or not at all."?

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

We stand together or not at all. - Iron Man (The Avengers)

"We stand together or not at all."

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."