[ The Doctor can't help it. He narrows his eyebrows, glaring at Mark with an expression that's equal parts determination and anger. ]

I think the humans are a lot more innocent than the rest of us lot. They don't deserve to be dragged into-- [ our bullshit is almost what he says, but the Doctor responds instead with ] our nonsense.

[ Of course, #notallhumans. But at the same time, this is exactly the sort of thing the Doctor has to deal with back home, protecting humanity from whatever sort of extraterrestrial incursion decides to come in and ruin the lives of people who get caught up in the nonsense by simply existing. ]