I know it's hard to believe, but I'm actually a very nice pe... - Iron Man

"I know it's hard to believe, but I'm actually a very nice person."

Iron Man Humor

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"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."

"Never underestimate the power of a good laugh."

"Laughter is the best medicine."

"A good laugh is the best medicine."

"Laughter is contagious and wonderful."