This, I think, will be a “living document” with which I will just add quotes to as I randomly think of them.
“And what about you, young man? Who are you supposed to be?” “I’m Harvey Pekar!” All the other kids: “Pecker” -American Splendor
“Why does everyone have to be so stupid!?” -Harvey Pekar, American Splendor
“What’s your vector, Victor?” -Airplane
“If we don’t ever make time, how can we ever take time?” – The Merovingian, The Matrix Reloaded
“Oh, it’s alright, I laugh myself sometimes.” -Sheriff Ed Tom Bell