Movies Chock Full of Great Lines

[Saint Johnny]

M*A*S*H
Had many a great line.
"We are the pros from Dover!"
"So tell me Frank, is she better than self-abuse?"
"Corporal, did Hawkeye steal that Jeep?" "No Sir, that's the one he came in."

Kelly Heroes:
"A deal, deal. Maybe the guy's a Republican."
"Again with all the negative waves, Moriarity!"

And from a more current flick, "No Country For Old Men",
"They called it a 'crime of passion'. But he told me there weren't no passion in it."
"Said he thought he was going to Hell, I figured he'd be there in about 15 minutes."