Tinker Tailor Soldier Spy

"I don't know about you, George, but I'm feeling seriously underf*cked!"

"He's a fanatic. And the fanatic is always concealing a secret doubt."

"We're not so different, you and I. We've both spent our lives looking for the weakness in one another's systems. Don't you think it's time to recognize there is as little worth on your side as there is on mine?"