DOCTOR: None of us know for sure what's out there. That's why we keep looking. Keep your faith. Travel hopefully. The universe'll surprise you... constantly.

ANDINIO: Where will you go now?

DOCTOR: No idea. Come on, fam.

RYAN: I thought we weren't doing fam.

YASMIN: I like it.

DOCTOR: Yaz, you go with him.

YASMIN: No. I'm with you. Whatever happens.

GRAHAM: Your nan would want to be alive. She actually liked being alive, and she was really good at it.

DOCTOR: I like precautions. Always take precautions. Especially when you don't know what you're doing.

GRAHAM: It has to be us, does it, answering these signals from this planet?

DOCTOR: No, not at all. But everyone else has passed them by. You think we should do the same?

DOCTOR: Tim Shaw. How long’s it been?

TZIM-SHA: Three thousand four hundred and seven years.

DOCTOR: I bet the seven really dragged.

ANDINIO: I don’t have to answer all these questions.

DOCTOR: That’s what my teachers used to say. Usually just as they quit teaching.