I just saw a great one today in a James Bond thread. It's from On Her Majesty's Secret Service. He is on the phone and a girl is writing her room number on his thigh. He is asked if he is feeling ok.
"I feel a slight stiffness coming on"
Arnold is the king of one-liners:
"Don't disturb my friend... he's DEAD tired."
"Let off some STEAM, Bennett!"
"I'll be back"
"You know what I like about bedrooms? You almost ALWAYS find a bed in there."
"I hope your not your mother's only child."
"To do what an old friend asked me too... KNOCK em' dead."
"One of us is in DEEP trouble."
"Well.. that HIT the spot."
"I did nothing. The PAVEMENT was his enemy."
"It's not a TUMOR!"
"The only drugs you're going to find in there are aspirin. And if you touch that front door... you're going to need them!"
"They CAUGHT a train."
"So the prince of darkness wants to conquer earth. He has to do it one hour before midnight. Is this eastern time?