“Hold my hand.” “I’m okay.” “I’m not.”

“I’m an english teacher from the planet Earth, and I ran off with a man from space because I really fancy—“

“Tell her you're in love with her and that you always have been. Tell her there is no point wasting time, because things happen and then it's too late. Tell her I wish someone had given me that advice.”

“Were you always so young?” “Nah. That was you.”

“It’s funny. The day you lose someone isn’t the worst—at least you’ve got something to do. It’s all the days they stay dead.”

“Clara. My Clara. Always brave, always funny, always exactly what I need. Perfect.”

“Look at you. With your eyes, and your anger, and your never-giving-up, and your kindness. One day, the memory of that will hurt so much that I won’t be able to breathe and… I’ll get in my box and I’ll run and I’ll run, in case all the pain ever catches up, and every place I go it will be there.”

“The soul’s made of stories, not atoms. Everything that ever happened to us. People we love, people we lost. People we found again, against all the odds.”

“Secrets protect us. Secrets make us safe.”

“When did you start believing in impossible heroes?” “Don’t you know?”

“I always know.”

“It's a human superpower, forgetting. If you remembered how things felt, you'd have stopped having wars. And stopped having babies.”