Who said "Better late than never, but never late is better."?

This quote is attributed to Iron Man.

Better late than never, but never late is better. - Iron Man

"Better late than never, but never late is better."

Iron Man Patience

"I am Iron Man."

"Genius, billionaire, playboy, philanthropist."

"I'm not the one who should be worried."

"This is the most important thing I've ever done."

"Patience is a virtue I'm still learning."

"I may be a redhead, but I'm not a hothead."

"Patience is a virtue."

"Patience is a virtue I never learned."