Doctor: You know sometimes when you talk to yourself, What if you're not?... Clara: Not what?... Doctor: What if it’s not you you’re talking to? Proposition – what if no-one is ever really alone, what if every single living being has a companion – a silent passenger, a shadow? What if the pickle on the back of your neck is the breath of something close behind you?
Maggie says, "It has occurred to me that ten and eleven ARE THE SAME PERSON. And I mean I knew before but it really just clicked now and I am not in favor of either because both are the same person. I love the doctor unconditionally."