“Because this exact leaf had to grow in that exact way, in that exact place, so that precise wind could tear it from that precise branch and make it fly into this exact face at that exact moment. And, if just one of those tiny little things had never had happened, I'd never have met ya. Which makes this leaf the most important leaf in human history”

“I have lived a long life, and I have seen a few things. I walked away from the Last Great Time War. I marked the passing of the Time Lords. I saw the birth of the universe and I watched as time ran out, moment by moment, until nothing remained; no time, no space. Just me. I walked in universes where the laws of physics were devised by the mind of a madman. I watched universes freeze and creations burn. I have seen things you wouldn't believe, I have lost things you will never understand. And I know things, secrets that must never be told, knowledge that must never be spoken. Knowledge that will make parasite gods blaze! So come on then! Take it! Take it all, baby! Have it! You have it all!”

“Nothing went exactly right. And yet it was perfect.”

“What exactly he would say, I couldn't imagine, but I felt sure that as soon as I had actually got everything off my chest, I wouldn't have to worry any more.”

“Something told him that something was coming to an end. Not the world, exactly. Just the summer. There would be other summers, but there would never be one like this. Ever again.”

“I live in an apocalyptic dream. My steps fit into it so precisely that I fear most of all I will grow bored reliving the thing so exactly.”

“The Machinist ain’t exactly loquacious when it comes down to his nefarious undertakings.”