"We've lost so many. The anger. The sorrow. It's tiring. Gods, I know it's tiring. But you will never rest knowing that she's out there. Or maybe I underestimated you. Maybe you have the strength that I do not. To forgive, and trust in tomorrow."

“Cybermen so bloated with mechanical parts, only cold logic stifles their natural urge to scream in agony. How can you do that to your own people? Because we're dying. That's why we're screaming! We've been trapped down here so long, we daren't even step out on our own planet's surface. Just the thought of the vast, empty sky drives us insane. Only Cybermen can go out there and save us. Save you? That means nothing to them. You've no idea what you're creating. No Cybermen, no life.”

"I’m still a brakeman, Josie. I still have a duty to this train. We have a duty to each other, and to the workers, and to the weakest among us. There’s no future without it, Bess. You just have to decide what’s right and wrong. Doesn’t matter what the consequences are for you."

“They’re preparing the port for you now. I’ll make sure they mount the cuff nice and high. Then prosthetics are impossible. Wouldn’t wear one anyway. The irony is, I built the ports in as an idle threat. Never expected to use them. But you did, 13 times. I’ll pay my penance. You can have my arm.”