Who said "I can't believe this is really happening."?

This quote is attributed to Peter Parker (Civil War).

I can't believe this is really happening. - Peter Parker (Civil War)

"I can't believe this is really happening."

Peter Parker (Civil War)

"I'm Spider-Man, I've been Spider-Man since I was like, fifteen."

"When you can do the things that I can, but you don't, and then the bad things happen, they happen because of you."

"I just really wanted to help Mr. Stark."

"I've been going to that same deli for like six years, and this guy, he finally knows my order."