Tony Stark: They're comin' for you.Natasha Romanoff: I'm not the one that needs to watch their back.
You know, I am having a hard time believing she's someone's aunt. [about Aunt May]
Tony Stark: I'm trying to keep you from tearing the Avengers apart.Captain America: You did that when you signed.
What? Dude shows up dressed like a cat and you don't wanna know more?